12949976

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{521}}^1$

素因数の和:779

約数の個数: 32

約数和(自身を含む): 26308800

約数和(自身を除く): 13358824

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 239, 478, 521, 956, 1042, 1912, 2084, 3107, 4168, 6214, 6773, 12428, 13546, 24856, 27092, 54184, 124519, 249038, 498076, 996152, 1618747, 3237494, 6474988, 12949976]

約数ペア:

[(1, 12949976), (2, 6474988), (4, 3237494), (8, 1618747), (13, 996152), (26, 498076), (52, 249038), (104, 124519), (239, 54184), (478, 27092), (521, 24856), (956, 13546), (1042, 12428), (1912, 6773), (2084, 6214), (3107, 4168)]