68308317

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{409}}^1$

素因数の和:674

約数の個数: 48

約数和(自身を含む): 123826560

約数和(自身を除く): 55518243

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 241, 409, 693, 723, 1227, 1687, 2169, 2651, 2863, 3681, 4499, 5061, 7953, 8589, 13497, 15183, 18557, 23859, 25767, 31493, 40491, 55671, 94479, 98569, 167013, 283437, 295707, 689983, 887121, 1084259, 2069949, 3252777, 6209847, 7589813, 9758331, 22769439, 68308317]

約数ペア:

[(1, 68308317), (3, 22769439), (7, 9758331), (9, 7589813), (11, 6209847), (21, 3252777), (33, 2069949), (63, 1084259), (77, 887121), (99, 689983), (231, 295707), (241, 283437), (409, 167013), (693, 98569), (723, 94479), (1227, 55671), (1687, 40491), (2169, 31493), (2651, 25767), (2863, 23859), (3681, 18557), (4499, 15183), (5061, 13497), (7953, 8589)]