64566978

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{80911}}^1$

素因数の和:80942

約数の個数: 32

約数和(自身を含む): 155351040

約数和(自身を除く): 90784062

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 399, 798, 80911, 161822, 242733, 485466, 566377, 1132754, 1537309, 1699131, 3074618, 3398262, 4611927, 9223854, 10761163, 21522326, 32283489, 64566978]

約数ペア:

[(1, 64566978), (2, 32283489), (3, 21522326), (6, 10761163), (7, 9223854), (14, 4611927), (19, 3398262), (21, 3074618), (38, 1699131), (42, 1537309), (57, 1132754), (114, 566377), (133, 485466), (266, 242733), (399, 161822), (798, 80911)]