213080452

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{1721}}^1\times {\mathrm{2381}}^1$

素因数の和:4119

約数の個数: 24

約数和(自身を含む): 401976792

約数和(自身を除く): 188896340

約数列:

[1, 2, 4, 13, 26, 52, 1721, 2381, 3442, 4762, 6884, 9524, 22373, 30953, 44746, 61906, 89492, 123812, 4097701, 8195402, 16390804, 53270113, 106540226, 213080452]

約数ペア:

[(1, 213080452), (2, 106540226), (4, 53270113), (13, 16390804), (26, 8195402), (52, 4097701), (1721, 123812), (2381, 89492), (3442, 61906), (4762, 44746), (6884, 30953), (9524, 22373)]