31331434

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{2621}}^1$

素因数の和:2805

約数の個数: 16

約数和(自身を含む): 48454560

約数和(自身を除く): 17123126

約数列:

[1, 2, 43, 86, 139, 278, 2621, 5242, 5977, 11954, 112703, 225406, 364319, 728638, 15665717, 31331434]

約数ペア:

[(1, 31331434), (2, 15665717), (43, 728638), (86, 364319), (139, 225406), (278, 112703), (2621, 11954), (5242, 5977)]