199475978

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{4337}}^1$

素因数の和:4442

約数の個数: 32

約数和(自身を含む): 338884560

約数和(自身を除く): 139408582

約数列:

[1, 2, 13, 26, 29, 58, 61, 122, 377, 754, 793, 1586, 1769, 3538, 4337, 8674, 22997, 45994, 56381, 112762, 125773, 251546, 264557, 529114, 1635049, 3270098, 3439241, 6878482, 7672153, 15344306, 99737989, 199475978]

約数ペア:

[(1, 199475978), (2, 99737989), (13, 15344306), (26, 7672153), (29, 6878482), (58, 3439241), (61, 3270098), (122, 1635049), (377, 529114), (754, 264557), (793, 251546), (1586, 125773), (1769, 112762), (3538, 56381), (4337, 45994), (8674, 22997)]