177531039

素因数分解:

$3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1\times {\mathrm{307}}^1$

素因数の和:524

約数の個数: 48

約数和(自身を含む): 300588288

約数和(自身を除く): 123057249

約数列:

[1, 3, 7, 9, 21, 63, 67, 137, 201, 307, 411, 469, 603, 921, 959, 1233, 1407, 2149, 2763, 2877, 4221, 6447, 8631, 9179, 19341, 20569, 27537, 42059, 61707, 64253, 82611, 126177, 143983, 185121, 192759, 294413, 378531, 431949, 578277, 883239, 1295847, 2649717, 2817953, 8453859, 19725671, 25361577, 59177013, 177531039]

約数ペア:

[(1, 177531039), (3, 59177013), (7, 25361577), (9, 19725671), (21, 8453859), (63, 2817953), (67, 2649717), (137, 1295847), (201, 883239), (307, 578277), (411, 431949), (469, 378531), (603, 294413), (921, 192759), (959, 185121), (1233, 143983), (1407, 126177), (2149, 82611), (2763, 64253), (2877, 61707), (4221, 42059), (6447, 27537), (8631, 20569), (9179, 19341)]