213990334

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{26347}}^1$

素因数の和:26511

約数の個数: 16

約数和(自身を含む): 333881856

約数和(自身を除く): 119891522

約数列:

[1, 2, 31, 62, 131, 262, 4061, 8122, 26347, 52694, 816757, 1633514, 3451457, 6902914, 106995167, 213990334]

約数ペア:

[(1, 213990334), (2, 106995167), (31, 6902914), (62, 3451457), (131, 1633514), (262, 816757), (4061, 52694), (8122, 26347)]