218742719

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{307}}^1\times {\mathrm{2383}}^1$

素因数の和:2726

約数の個数: 16

約数和(自身を含む): 246715392

約数和(自身を除く): 27972673

約数列:

[1, 13, 23, 299, 307, 2383, 3991, 7061, 30979, 54809, 91793, 712517, 731581, 9510553, 16826363, 218742719]

約数ペア:

[(1, 218742719), (13, 16826363), (23, 9510553), (299, 731581), (307, 712517), (2383, 91793), (3991, 54809), (7061, 30979)]