204941217

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{947}}^1$

素因数の和:1173

約数の個数: 32

約数和(自身を含む): 305786880

約数和(自身を除く): 100845663

約数列:

[1, 3, 13, 31, 39, 93, 179, 403, 537, 947, 1209, 2327, 2841, 5549, 6981, 12311, 16647, 29357, 36933, 72137, 88071, 169513, 216411, 381641, 508539, 1144923, 2203669, 5254903, 6611007, 15764709, 68313739, 204941217]

約数ペア:

[(1, 204941217), (3, 68313739), (13, 15764709), (31, 6611007), (39, 5254903), (93, 2203669), (179, 1144923), (403, 508539), (537, 381641), (947, 216411), (1209, 169513), (2327, 88071), (2841, 72137), (5549, 36933), (6981, 29357), (12311, 16647)]