13157445

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{29}}^2\times {\mathrm{149}}^1$

素因数の和:222

約数の個数: 48

約数和(自身を含む): 25084800

約数和(自身を除く): 11927355

約数列:

[1, 3, 5, 7, 15, 21, 29, 35, 87, 105, 145, 149, 203, 435, 447, 609, 745, 841, 1015, 1043, 2235, 2523, 3045, 3129, 4205, 4321, 5215, 5887, 12615, 12963, 15645, 17661, 21605, 29435, 30247, 64815, 88305, 90741, 125309, 151235, 375927, 453705, 626545, 877163, 1879635, 2631489, 4385815, 13157445]

約数ペア:

[(1, 13157445), (3, 4385815), (5, 2631489), (7, 1879635), (15, 877163), (21, 626545), (29, 453705), (35, 375927), (87, 151235), (105, 125309), (145, 90741), (149, 88305), (203, 64815), (435, 30247), (447, 29435), (609, 21605), (745, 17661), (841, 15645), (1015, 12963), (1043, 12615), (2235, 5887), (2523, 5215), (3045, 4321), (3129, 4205)]