91871571

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{151}}^1\times {\mathrm{179}}^1$

素因数の和:447

約数の個数: 32

約数和(自身を含む): 136581120

約数和(自身を除く): 44709549

約数列:

[1, 3, 11, 33, 103, 151, 179, 309, 453, 537, 1133, 1661, 1969, 3399, 4983, 5907, 15553, 18437, 27029, 46659, 55311, 81087, 171083, 202807, 297319, 513249, 608421, 891957, 2783987, 8351961, 30623857, 91871571]

約数ペア:

[(1, 91871571), (3, 30623857), (11, 8351961), (33, 2783987), (103, 891957), (151, 608421), (179, 513249), (309, 297319), (453, 202807), (537, 171083), (1133, 81087), (1661, 55311), (1969, 46659), (3399, 27029), (4983, 18437), (5907, 15553)]