74889591

素因数分解:

$3^1\times 7^4\times {\mathrm{37}}^1\times {\mathrm{281}}^1$

素因数の和:349

約数の個数: 40

約数和(自身を含む): 120062064

約数和(自身を除く): 45172473

約数列:

[1, 3, 7, 21, 37, 49, 111, 147, 259, 281, 343, 777, 843, 1029, 1813, 1967, 2401, 5439, 5901, 7203, 10397, 12691, 13769, 31191, 38073, 41307, 72779, 88837, 96383, 218337, 266511, 289149, 509453, 674681, 1528359, 2024043, 3566171, 10698513, 24963197, 74889591]

約数ペア:

[(1, 74889591), (3, 24963197), (7, 10698513), (21, 3566171), (37, 2024043), (49, 1528359), (111, 674681), (147, 509453), (259, 289149), (281, 266511), (343, 218337), (777, 96383), (843, 88837), (1029, 72779), (1813, 41307), (1967, 38073), (2401, 31191), (5439, 13769), (5901, 12691), (7203, 10397)]