1561210563

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{4519}}^1$

素因数の和:4600

約数の個数: 48

約数和(自身を含む): 2479852800

約数和(自身を除く): 918642237

約数列:

[1, 3, 11, 19, 29, 33, 57, 87, 209, 319, 361, 551, 627, 957, 1083, 1653, 3971, 4519, 6061, 10469, 11913, 13557, 18183, 31407, 49709, 85861, 115159, 131051, 149127, 257583, 345477, 393153, 944471, 1441561, 1631359, 2489969, 2833413, 4324683, 4894077, 7469907, 17944949, 27389659, 47309411, 53834847, 82168977, 141928233, 520403521, 1561210563]

約数ペア:

[(1, 1561210563), (3, 520403521), (11, 141928233), (19, 82168977), (29, 53834847), (33, 47309411), (57, 27389659), (87, 17944949), (209, 7469907), (319, 4894077), (361, 4324683), (551, 2833413), (627, 2489969), (957, 1631359), (1083, 1441561), (1653, 944471), (3971, 393153), (4519, 345477), (6061, 257583), (10469, 149127), (11913, 131051), (13557, 115159), (18183, 85861), (31407, 49709)]