7901545086

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1\times {\mathrm{661}}^1$

素因数の和:943

約数の個数: 128

約数和(自身を含む): 18913075200

約数和(自身を除く): 11011530114

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 61, 114, 122, 171, 183, 191, 342, 366, 382, 513, 549, 573, 661, 1026, 1098, 1146, 1159, 1322, 1647, 1719, 1983, 2318, 3294, 3438, 3477, 3629, 3966, 5157, 5949, 6954, 7258, 10314, 10431, 10887, 11651, 11898, 12559, 17847, 20862, 21774, 23302, 25118, 31293, 32661, 34953, 35694, 37677, 40321, 62586, 65322, 69906, 75354, 80642, 97983, 104859, 113031, 120963, 126251, 195966, 209718, 221369, 226062, 241926, 252502, 314577, 339093, 362889, 378753, 442738, 629154, 664107, 678186, 725778, 757506, 766099, 1088667, 1136259, 1328214, 1532198, 1992321, 2177334, 2272518, 2298297, 2398769, 3408777, 3984642, 4596594, 4797538, 5976963, 6817554, 6894891, 7196307, 7701311, 11953926, 13789782, 14392614, 15402622, 20684673, 21588921, 23103933, 41369346, 43177842, 46207866, 64766763, 69311799, 129533526, 138623598, 146324909, 207935397, 292649818, 415870794, 438974727, 877949454, 1316924181, 2633848362, 3950772543, 7901545086]

約数ペア:

[(1, 7901545086), (2, 3950772543), (3, 2633848362), (6, 1316924181), (9, 877949454), (18, 438974727), (19, 415870794), (27, 292649818), (38, 207935397), (54, 146324909), (57, 138623598), (61, 129533526), (114, 69311799), (122, 64766763), (171, 46207866), (183, 43177842), (191, 41369346), (342, 23103933), (366, 21588921), (382, 20684673), (513, 15402622), (549, 14392614), (573, 13789782), (661, 11953926), (1026, 7701311), (1098, 7196307), (1146, 6894891), (1159, 6817554), (1322, 5976963), (1647, 4797538), (1719, 4596594), (1983, 3984642), (2318, 3408777), (3294, 2398769), (3438, 2298297), (3477, 2272518), (3629, 2177334), (3966, 1992321), (5157, 1532198), (5949, 1328214), (6954, 1136259), (7258, 1088667), (10314, 766099), (10431, 757506), (10887, 725778), (11651, 678186), (11898, 664107), (12559, 629154), (17847, 442738), (20862, 378753), (21774, 362889), (23302, 339093), (25118, 314577), (31293, 252502), (32661, 241926), (34953, 226062), (35694, 221369), (37677, 209718), (40321, 195966), (62586, 126251), (65322, 120963), (69906, 113031), (75354, 104859), (80642, 97983)]