12174345

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{491}}^1$

素因数の和:550

約数の個数: 48

約数和(自身を含む): 23025600

約数和(自身を除く): 10851255

約数列:

[1, 3, 5, 9, 15, 19, 29, 45, 57, 87, 95, 145, 171, 261, 285, 435, 491, 551, 855, 1305, 1473, 1653, 2455, 2755, 4419, 4959, 7365, 8265, 9329, 14239, 22095, 24795, 27987, 42717, 46645, 71195, 83961, 128151, 139935, 213585, 270541, 419805, 640755, 811623, 1352705, 2434869, 4058115, 12174345]

約数ペア:

[(1, 12174345), (3, 4058115), (5, 2434869), (9, 1352705), (15, 811623), (19, 640755), (29, 419805), (45, 270541), (57, 213585), (87, 139935), (95, 128151), (145, 83961), (171, 71195), (261, 46645), (285, 42717), (435, 27987), (491, 24795), (551, 22095), (855, 14239), (1305, 9329), (1473, 8265), (1653, 7365), (2455, 4959), (2755, 4419)]