12272895

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{263}}^1$

素因数の和:352

約数の個数: 48

約数和(自身を含む): 22980672

約数和(自身を除く): 10707777

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 61, 85, 153, 183, 255, 263, 305, 549, 765, 789, 915, 1037, 1315, 2367, 2745, 3111, 3945, 4471, 5185, 9333, 11835, 13413, 15555, 16043, 22355, 40239, 46665, 48129, 67065, 80215, 144387, 201195, 240645, 272731, 721935, 818193, 1363655, 2454579, 4090965, 12272895]

約数ペア:

[(1, 12272895), (3, 4090965), (5, 2454579), (9, 1363655), (15, 818193), (17, 721935), (45, 272731), (51, 240645), (61, 201195), (85, 144387), (153, 80215), (183, 67065), (255, 48129), (263, 46665), (305, 40239), (549, 22355), (765, 16043), (789, 15555), (915, 13413), (1037, 11835), (1315, 9333), (2367, 5185), (2745, 4471), (3111, 3945)]