398242012

素因数分解:

$2^2\times 7^2\times {\mathrm{137}}^1\times {\mathrm{14831}}^1$

素因数の和:14986

約数の個数: 36

約数和(自身を含む): 816679584

約数和(自身を除く): 418437572

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 137, 196, 274, 548, 959, 1918, 3836, 6713, 13426, 14831, 26852, 29662, 59324, 103817, 207634, 415268, 726719, 1453438, 2031847, 2906876, 4063694, 8127388, 14222929, 28445858, 56891716, 99560503, 199121006, 398242012]

約数ペア:

[(1, 398242012), (2, 199121006), (4, 99560503), (7, 56891716), (14, 28445858), (28, 14222929), (49, 8127388), (98, 4063694), (137, 2906876), (196, 2031847), (274, 1453438), (548, 726719), (959, 415268), (1918, 207634), (3836, 103817), (6713, 59324), (13426, 29662), (14831, 26852)]