90215678042

素因数分解:

$2^1\times 7^1\times {\mathrm{557}}^1\times {\mathrm{11569079}}^1$

素因数の和:11569645

約数の個数: 16

約数和(自身を含む): 154933119360

約数和(自身を除く): 64717441318

約数列:

[1, 2, 7, 14, 557, 1114, 3899, 7798, 11569079, 23138158, 80983553, 161967106, 6443977003, 12887954006, 45107839021, 90215678042]

約数ペア:

[(1, 90215678042), (2, 45107839021), (7, 12887954006), (14, 6443977003), (557, 161967106), (1114, 80983553), (3899, 23138158), (7798, 11569079)]