249613308

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{990529}}^1$

素因数の和:990546

約数の個数: 36

約数和(自身を含む): 721105840

約数和(自身を除く): 471492532

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 990529, 1981058, 2971587, 3962116, 5943174, 6933703, 8914761, 11886348, 13867406, 17829522, 20801109, 27734812, 35659044, 41602218, 62403327, 83204436, 124806654, 249613308]

約数ペア:

[(1, 249613308), (2, 124806654), (3, 83204436), (4, 62403327), (6, 41602218), (7, 35659044), (9, 27734812), (12, 20801109), (14, 17829522), (18, 13867406), (21, 11886348), (28, 8914761), (36, 6933703), (42, 5943174), (63, 3962116), (84, 2971587), (126, 1981058), (252, 990529)]