238466385

素因数分解:

$3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{797}}^1$

素因数の和:978

約数の個数: 48

約数和(自身を含む): 424504080

約数和(自身を除く): 186037695

約数列:

[1, 3, 5, 9, 15, 45, 61, 109, 183, 305, 327, 545, 549, 797, 915, 981, 1635, 2391, 2745, 3985, 4905, 6649, 7173, 11955, 19947, 33245, 35865, 48617, 59841, 86873, 99735, 145851, 243085, 260619, 299205, 434365, 437553, 729255, 781857, 1303095, 2187765, 3909285, 5299253, 15897759, 26496265, 47693277, 79488795, 238466385]

約数ペア:

[(1, 238466385), (3, 79488795), (5, 47693277), (9, 26496265), (15, 15897759), (45, 5299253), (61, 3909285), (109, 2187765), (183, 1303095), (305, 781857), (327, 729255), (545, 437553), (549, 434365), (797, 299205), (915, 260619), (981, 243085), (1635, 145851), (2391, 99735), (2745, 86873), (3985, 59841), (4905, 48617), (6649, 35865), (7173, 33245), (11955, 19947)]