1279403788

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{8237}}^1$

素因数の和:8386

約数の個数: 48

約数和(自身を含む): 2518850880

約数和(自身を除く): 1239447092

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 103, 116, 206, 377, 412, 754, 1339, 1508, 2678, 2987, 5356, 5974, 8237, 11948, 16474, 32948, 38831, 77662, 107081, 155324, 214162, 238873, 428324, 477746, 848411, 955492, 1696822, 3105349, 3393644, 6210698, 11029343, 12421396, 22058686, 24603919, 44117372, 49207838, 98415676, 319850947, 639701894, 1279403788]

約数ペア:

[(1, 1279403788), (2, 639701894), (4, 319850947), (13, 98415676), (26, 49207838), (29, 44117372), (52, 24603919), (58, 22058686), (103, 12421396), (116, 11029343), (206, 6210698), (377, 3393644), (412, 3105349), (754, 1696822), (1339, 955492), (1508, 848411), (2678, 477746), (2987, 428324), (5356, 238873), (5974, 214162), (8237, 155324), (11948, 107081), (16474, 77662), (32948, 38831)]