64447278

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{80761}}^1$

素因数の和:80792

約数の個数: 32

約数和(自身を含む): 155063040

約数和(自身を除く): 90615762

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 399, 798, 80761, 161522, 242283, 484566, 565327, 1130654, 1534459, 1695981, 3068918, 3391962, 4603377, 9206754, 10741213, 21482426, 32223639, 64447278]

約数ペア:

[(1, 64447278), (2, 32223639), (3, 21482426), (6, 10741213), (7, 9206754), (14, 4603377), (19, 3391962), (21, 3068918), (38, 1695981), (42, 1534459), (57, 1130654), (114, 565327), (133, 484566), (266, 242283), (399, 161522), (798, 80761)]