278326727108

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{743}}^1\times {\mathrm{12101}}^1$

素因数の和:13028

約数の個数: 48

約数和(自身を含む): 499175550720

約数和(自身を除く): 220848823612

約数列:

[1, 2, 4, 71, 109, 142, 218, 284, 436, 743, 1486, 2972, 7739, 12101, 15478, 24202, 30956, 48404, 52753, 80987, 105506, 161974, 211012, 323948, 859171, 1319009, 1718342, 2638018, 3436684, 5276036, 5750077, 8991043, 11500154, 17982086, 23000308, 35964172, 93649639, 187299278, 374598556, 638364053, 980023687, 1276728106, 1960047374, 2553456212, 3920094748, 69581681777, 139163363554, 278326727108]

約数ペア:

[(1, 278326727108), (2, 139163363554), (4, 69581681777), (71, 3920094748), (109, 2553456212), (142, 1960047374), (218, 1276728106), (284, 980023687), (436, 638364053), (743, 374598556), (1486, 187299278), (2972, 93649639), (7739, 35964172), (12101, 23000308), (15478, 17982086), (24202, 11500154), (30956, 8991043), (48404, 5750077), (52753, 5276036), (80987, 3436684), (105506, 2638018), (161974, 1718342), (211012, 1319009), (323948, 859171)]