71432647

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{431}}^1$

素因数の和:535

約数の個数: 32

約数和(自身を含む): 89994240

約数和(自身を除く): 18561593

約数列:

[1, 11, 13, 19, 61, 143, 209, 247, 431, 671, 793, 1159, 2717, 4741, 5603, 8189, 8723, 12749, 15067, 26291, 61633, 90079, 106457, 165737, 289201, 341783, 499529, 1171027, 3759613, 5494819, 6493877, 71432647]

約数ペア:

[(1, 71432647), (11, 6493877), (13, 5494819), (19, 3759613), (61, 1171027), (143, 499529), (209, 341783), (247, 289201), (431, 165737), (671, 106457), (793, 90079), (1159, 61633), (2717, 26291), (4741, 15067), (5603, 12749), (8189, 8723)]