51215164

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{12791}}^1$

素因数の和:12826

約数の個数: 48

約数和(自身を含む): 120347136

約数和(自身を除く): 69131972

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 4004, 12791, 25582, 51164, 89537, 140701, 166283, 179074, 281402, 332566, 358148, 562804, 665132, 984907, 1163981, 1829113, 1969814, 2327962, 3658226, 3939628, 4655924, 7316452, 12803791, 25607582, 51215164]

約数ペア:

[(1, 51215164), (2, 25607582), (4, 12803791), (7, 7316452), (11, 4655924), (13, 3939628), (14, 3658226), (22, 2327962), (26, 1969814), (28, 1829113), (44, 1163981), (52, 984907), (77, 665132), (91, 562804), (143, 358148), (154, 332566), (182, 281402), (286, 179074), (308, 166283), (364, 140701), (572, 89537), (1001, 51164), (2002, 25582), (4004, 12791)]