31978705

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{2539}}^1$

素因数の和:2784

約数の個数: 16

約数和(自身を含む): 42062400

約数和(自身を除く): 10083695

約数列:

[1, 5, 11, 55, 229, 1145, 2519, 2539, 12595, 12695, 27929, 139645, 581431, 2907155, 6395741, 31978705]

約数ペア:

[(1, 31978705), (5, 6395741), (11, 2907155), (55, 581431), (229, 139645), (1145, 27929), (2519, 12695), (2539, 12595)]