814886891

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{2647}}^1$

素因数の和:2883

約数の個数: 32

約数和(自身を含む): 1067673600

約数和(自身を除く): 252786709

約数列:

[1, 7, 13, 17, 91, 119, 199, 221, 1393, 1547, 2587, 2647, 3383, 18109, 18529, 23681, 34411, 43979, 44999, 240877, 307853, 314993, 526753, 584987, 3687271, 4094909, 6847789, 8954801, 47934523, 62683607, 116412413, 814886891]

約数ペア:

[(1, 814886891), (7, 116412413), (13, 62683607), (17, 47934523), (91, 8954801), (119, 6847789), (199, 4094909), (221, 3687271), (1393, 584987), (1547, 526753), (2587, 314993), (2647, 307853), (3383, 240877), (18109, 44999), (18529, 43979), (23681, 34411)]