642348

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{2549}}^1$

素因数の和:2566

約数の個数: 36

約数和(自身を含む): 1856400

約数和(自身を除く): 1214052

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 2549, 5098, 7647, 10196, 15294, 17843, 22941, 30588, 35686, 45882, 53529, 71372, 91764, 107058, 160587, 214116, 321174, 642348]

約数ペア:

[(1, 642348), (2, 321174), (3, 214116), (4, 160587), (6, 107058), (7, 91764), (9, 71372), (12, 53529), (14, 45882), (18, 35686), (21, 30588), (28, 22941), (36, 17843), (42, 15294), (63, 10196), (84, 7647), (126, 5098), (252, 2549)]