9239139

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{389}}^1$

素因数の和:444

約数の個数: 48

約数和(自身を含む): 17035200

約数和(自身を除く): 7796061

約数列:

[1, 3, 7, 9, 13, 21, 29, 39, 63, 87, 91, 117, 203, 261, 273, 377, 389, 609, 819, 1131, 1167, 1827, 2639, 2723, 3393, 3501, 5057, 7917, 8169, 11281, 15171, 23751, 24507, 33843, 35399, 45513, 78967, 101529, 106197, 146653, 236901, 318591, 439959, 710703, 1026571, 1319877, 3079713, 9239139]

約数ペア:

[(1, 9239139), (3, 3079713), (7, 1319877), (9, 1026571), (13, 710703), (21, 439959), (29, 318591), (39, 236901), (63, 146653), (87, 106197), (91, 101529), (117, 78967), (203, 45513), (261, 35399), (273, 33843), (377, 24507), (389, 23751), (609, 15171), (819, 11281), (1131, 8169), (1167, 7917), (1827, 5057), (2639, 3501), (2723, 3393)]