28456232

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{421}}^1$

素因数の和:522

約数の個数: 64

約数和(自身を含む): 65629440

約数和(自身を除く): 37173208

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 71, 119, 136, 142, 238, 284, 421, 476, 497, 568, 842, 952, 994, 1207, 1684, 1988, 2414, 2947, 3368, 3976, 4828, 5894, 7157, 8449, 9656, 11788, 14314, 16898, 23576, 28628, 29891, 33796, 50099, 57256, 59782, 67592, 100198, 119564, 200396, 209237, 239128, 400792, 418474, 508147, 836948, 1016294, 1673896, 2032588, 3557029, 4065176, 7114058, 14228116, 28456232]

約数ペア:

[(1, 28456232), (2, 14228116), (4, 7114058), (7, 4065176), (8, 3557029), (14, 2032588), (17, 1673896), (28, 1016294), (34, 836948), (56, 508147), (68, 418474), (71, 400792), (119, 239128), (136, 209237), (142, 200396), (238, 119564), (284, 100198), (421, 67592), (476, 59782), (497, 57256), (568, 50099), (842, 33796), (952, 29891), (994, 28628), (1207, 23576), (1684, 16898), (1988, 14314), (2414, 11788), (2947, 9656), (3368, 8449), (3976, 7157), (4828, 5894)]