204155505

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{52147}}^1$

素因数の和:52190

約数の個数: 32

約数和(自身を含む): 375465600

約数和(自身を除く): 171310095

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 87, 135, 145, 261, 435, 783, 1305, 3915, 52147, 156441, 260735, 469323, 782205, 1407969, 1512263, 2346615, 4536789, 7039845, 7561315, 13610367, 22683945, 40831101, 68051835, 204155505]

約数ペア:

[(1, 204155505), (3, 68051835), (5, 40831101), (9, 22683945), (15, 13610367), (27, 7561315), (29, 7039845), (45, 4536789), (87, 2346615), (135, 1512263), (145, 1407969), (261, 782205), (435, 469323), (783, 260735), (1305, 156441), (3915, 52147)]