18752352687

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{191}}^1\times {\mathrm{229}}^1$

素因数の和:578

約数の個数: 80

約数和(自身を含む): 29067878400

約数和(自身を除く): 10315525713

約数列:

[1, 3, 9, 27, 67, 79, 81, 191, 201, 229, 237, 573, 603, 687, 711, 1719, 1809, 2061, 2133, 5157, 5293, 5427, 6183, 6399, 12797, 15089, 15343, 15471, 15879, 18091, 18549, 38391, 43739, 45267, 46029, 47637, 54273, 115173, 131217, 135801, 138087, 142911, 162819, 345519, 393651, 407403, 414261, 428733, 488457, 1010963, 1036557, 1180953, 1212097, 1222209, 1242783, 1465371, 2930513, 3032889, 3455381, 3542859, 3636291, 8791539, 9098667, 10366143, 10908873, 26374617, 27296001, 31098429, 32726619, 79123851, 81888003, 93295287, 98179857, 231510527, 237371553, 279885861, 694531581, 2083594743, 6250784229, 18752352687]

約数ペア:

[(1, 18752352687), (3, 6250784229), (9, 2083594743), (27, 694531581), (67, 279885861), (79, 237371553), (81, 231510527), (191, 98179857), (201, 93295287), (229, 81888003), (237, 79123851), (573, 32726619), (603, 31098429), (687, 27296001), (711, 26374617), (1719, 10908873), (1809, 10366143), (2061, 9098667), (2133, 8791539), (5157, 3636291), (5293, 3542859), (5427, 3455381), (6183, 3032889), (6399, 2930513), (12797, 1465371), (15089, 1242783), (15343, 1222209), (15471, 1212097), (15879, 1180953), (18091, 1036557), (18549, 1010963), (38391, 488457), (43739, 428733), (45267, 414261), (46029, 407403), (47637, 393651), (54273, 345519), (115173, 162819), (131217, 142911), (135801, 138087)]