74985405

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{19759}}^1$

素因数の和:19801

約数の個数: 32

約数和(自身を含む): 136581120

約数和(自身を除く): 61595715

約数列:

[1, 3, 5, 11, 15, 23, 33, 55, 69, 115, 165, 253, 345, 759, 1265, 3795, 19759, 59277, 98795, 217349, 296385, 454457, 652047, 1086745, 1363371, 2272285, 3260235, 4999027, 6816855, 14997081, 24995135, 74985405]

約数ペア:

[(1, 74985405), (3, 24995135), (5, 14997081), (11, 6816855), (15, 4999027), (23, 3260235), (33, 2272285), (55, 1363371), (69, 1086745), (115, 652047), (165, 454457), (253, 296385), (345, 217349), (759, 98795), (1265, 59277), (3795, 19759)]