215974472

素因数分解:

$2^3\times 7^1\times {\mathrm{137}}^1\times {\mathrm{28151}}^1$

素因数の和:28301

約数の個数: 32

約数和(自身を含む): 466197120

約数和(自身を除く): 250222648

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 137, 274, 548, 959, 1096, 1918, 3836, 7672, 28151, 56302, 112604, 197057, 225208, 394114, 788228, 1576456, 3856687, 7713374, 15426748, 26996809, 30853496, 53993618, 107987236, 215974472]

約数ペア:

[(1, 215974472), (2, 107987236), (4, 53993618), (7, 30853496), (8, 26996809), (14, 15426748), (28, 7713374), (56, 3856687), (137, 1576456), (274, 788228), (548, 394114), (959, 225208), (1096, 197057), (1918, 112604), (3836, 56302), (7672, 28151)]