51581322

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1609}}^1$

素因数の和:1767

約数の個数: 48

約数和(自身を含む): 121310280

約数和(自身を除く): 69728958

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 137, 234, 274, 411, 822, 1233, 1609, 1781, 2466, 3218, 3562, 4827, 5343, 9654, 10686, 14481, 16029, 20917, 28962, 32058, 41834, 62751, 125502, 188253, 220433, 376506, 440866, 661299, 1322598, 1983897, 2865629, 3967794, 5731258, 8596887, 17193774, 25790661, 51581322]

約数ペア:

[(1, 51581322), (2, 25790661), (3, 17193774), (6, 8596887), (9, 5731258), (13, 3967794), (18, 2865629), (26, 1983897), (39, 1322598), (78, 661299), (117, 440866), (137, 376506), (234, 220433), (274, 188253), (411, 125502), (822, 62751), (1233, 41834), (1609, 32058), (1781, 28962), (2466, 20917), (3218, 16029), (3562, 14481), (4827, 10686), (5343, 9654)]