521978964

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{3346019}}^1$

素因数の和:3346039

約数の個数: 24

約数和(自身を含む): 1311639840

約数和(自身を除く): 789660876

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 3346019, 6692038, 10038057, 13384076, 20076114, 40152228, 43498247, 86996494, 130494741, 173992988, 260989482, 521978964]

約数ペア:

[(1, 521978964), (2, 260989482), (3, 173992988), (4, 130494741), (6, 86996494), (12, 43498247), (13, 40152228), (26, 20076114), (39, 13384076), (52, 10038057), (78, 6692038), (156, 3346019)]