138210896

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{278651}}^1$

素因数の和:278690

約数の個数: 20

約数和(自身を含む): 276422784

約数和(自身を除く): 138211888

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 278651, 557302, 1114604, 2229208, 4458416, 8638181, 17276362, 34552724, 69105448, 138210896]

約数ペア:

[(1, 138210896), (2, 69105448), (4, 34552724), (8, 17276362), (16, 8638181), (31, 4458416), (62, 2229208), (124, 1114604), (248, 557302), (496, 278651)]