203085405

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{155621}}^1$

素因数の和:155661

約数の個数: 24

約数和(自身を含む): 364155480

約数和(自身を除く): 161070075

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 1305, 155621, 466863, 778105, 1400589, 2334315, 4513009, 7002945, 13539027, 22565045, 40617081, 67695135, 203085405]

約数ペア:

[(1, 203085405), (3, 67695135), (5, 40617081), (9, 22565045), (15, 13539027), (29, 7002945), (45, 4513009), (87, 2334315), (145, 1400589), (261, 778105), (435, 466863), (1305, 155621)]