158587715

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{757}}^1$

素因数の和:1079

約数の個数: 32

約数和(自身を含む): 224634816

約数和(自身を除く): 66047101

約数列:

[1, 5, 11, 13, 55, 65, 143, 293, 715, 757, 1465, 3223, 3785, 3809, 8327, 9841, 16115, 19045, 41635, 41899, 49205, 108251, 209495, 221801, 541255, 1109005, 2439811, 2883413, 12199055, 14417065, 31717543, 158587715]

約数ペア:

[(1, 158587715), (5, 31717543), (11, 14417065), (13, 12199055), (55, 2883413), (65, 2439811), (143, 1109005), (293, 541255), (715, 221801), (757, 209495), (1465, 108251), (3223, 49205), (3785, 41899), (3809, 41635), (8327, 19045), (9841, 16115)]