402000417

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{21341}}^1$

素因数の和:21390

約数の個数: 48

約数和(自身を含む): 745774848

約数和(自身を除く): 343774431

約数列:

[1, 3, 7, 9, 13, 21, 23, 39, 63, 69, 91, 117, 161, 207, 273, 299, 483, 819, 897, 1449, 2093, 2691, 6279, 18837, 21341, 64023, 149387, 192069, 277433, 448161, 490843, 832299, 1344483, 1472529, 1942031, 2496897, 3435901, 4417587, 5826093, 6380959, 10307703, 17478279, 19142877, 30923109, 44666713, 57428631, 134000139, 402000417]

約数ペア:

[(1, 402000417), (3, 134000139), (7, 57428631), (9, 44666713), (13, 30923109), (21, 19142877), (23, 17478279), (39, 10307703), (63, 6380959), (69, 5826093), (91, 4417587), (117, 3435901), (161, 2496897), (207, 1942031), (273, 1472529), (299, 1344483), (483, 832299), (819, 490843), (897, 448161), (1449, 277433), (2093, 192069), (2691, 149387), (6279, 64023), (18837, 21341)]