71405455

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1201}}^1$

素因数の和:1287

約数の個数: 32

約数和(自身を含む): 99698688

約数和(自身を除く): 28293233

約数列:

[1, 5, 11, 23, 47, 55, 115, 235, 253, 517, 1081, 1201, 1265, 2585, 5405, 6005, 11891, 13211, 27623, 56447, 59455, 66055, 138115, 282235, 303853, 620917, 1298281, 1519265, 3104585, 6491405, 14281091, 71405455]

約数ペア:

[(1, 71405455), (5, 14281091), (11, 6491405), (23, 3104585), (47, 1519265), (55, 1298281), (115, 620917), (235, 303853), (253, 282235), (517, 138115), (1081, 66055), (1201, 59455), (1265, 56447), (2585, 27623), (5405, 13211), (6005, 11891)]