164037237

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{2647}}^1$

素因数の和:2897

約数の個数: 32

約数和(自身を含む): 270477312

約数和(自身を除く): 106440075

約数列:

[1, 3, 7, 13, 21, 39, 91, 227, 273, 681, 1589, 2647, 2951, 4767, 7941, 8853, 18529, 20657, 34411, 55587, 61971, 103233, 240877, 600869, 722631, 1802607, 4206083, 7811297, 12618249, 23433891, 54679079, 164037237]

約数ペア:

[(1, 164037237), (3, 54679079), (7, 23433891), (13, 12618249), (21, 7811297), (39, 4206083), (91, 1802607), (227, 722631), (273, 600869), (681, 240877), (1589, 103233), (2647, 61971), (2951, 55587), (4767, 34411), (7941, 20657), (8853, 18529)]