2840763969071

素因数分解:

$7^4\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{160081}}^1$

素因数の和:160517

約数の個数: 40

約数和(自身を含む): 3497439519600

約数和(自身を除く): 656675550529

約数列:

[1, 7, 19, 49, 133, 343, 389, 931, 2401, 2723, 6517, 7391, 19061, 45619, 51737, 133427, 160081, 362159, 933989, 1120567, 2535113, 3041539, 7843969, 17745791, 21290773, 54907783, 62271509, 149035411, 384354481, 435900563, 1043247877, 1183158671, 3051303941, 7302735139, 8282110697, 21359127587, 57974774879, 149513893109, 405823424153, 2840763969071]

約数ペア:

[(1, 2840763969071), (7, 405823424153), (19, 149513893109), (49, 57974774879), (133, 21359127587), (343, 8282110697), (389, 7302735139), (931, 3051303941), (2401, 1183158671), (2723, 1043247877), (6517, 435900563), (7391, 384354481), (19061, 149035411), (45619, 62271509), (51737, 54907783), (133427, 21290773), (160081, 17745791), (362159, 7843969), (933989, 3041539), (1120567, 2535113)]