201978914

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{389}}^1\times {\mathrm{2917}}^1$

素因数の和:3397

約数の個数: 16

約数和(自身を含む): 307265400

約数和(自身を除く): 105286486

約数列:

[1, 2, 89, 178, 389, 778, 2917, 5834, 34621, 69242, 259613, 519226, 1134713, 2269426, 100989457, 201978914]

約数ペア:

[(1, 201978914), (2, 100989457), (89, 2269426), (178, 1134713), (389, 519226), (778, 259613), (2917, 69242), (5834, 34621)]