74567979

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{487}}^1$

素因数の和:656

約数の個数: 32

約数和(自身を含む): 113840640

約数和(自身を除く): 39272661

約数列:

[1, 3, 9, 27, 53, 107, 159, 321, 477, 487, 963, 1431, 1461, 2889, 4383, 5671, 13149, 17013, 25811, 51039, 52109, 77433, 153117, 156327, 232299, 468981, 696897, 1406943, 2761777, 8285331, 24855993, 74567979]

約数ペア:

[(1, 74567979), (3, 24855993), (9, 8285331), (27, 2761777), (53, 1406943), (107, 696897), (159, 468981), (321, 232299), (477, 156327), (487, 153117), (963, 77433), (1431, 52109), (1461, 51039), (2889, 25811), (4383, 17013), (5671, 13149)]