4149405

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1$

素因数の和:238

約数の個数: 48

約数和(自身を含む): 7980336

約数和(自身を除く): 3830931

約数列:

[1, 3, 5, 9, 13, 15, 39, 41, 45, 65, 117, 123, 173, 195, 205, 369, 519, 533, 585, 615, 865, 1557, 1599, 1845, 2249, 2595, 2665, 4797, 6747, 7093, 7785, 7995, 11245, 20241, 21279, 23985, 33735, 35465, 63837, 92209, 101205, 106395, 276627, 319185, 461045, 829881, 1383135, 4149405]

約数ペア:

[(1, 4149405), (3, 1383135), (5, 829881), (9, 461045), (13, 319185), (15, 276627), (39, 106395), (41, 101205), (45, 92209), (65, 63837), (117, 35465), (123, 33735), (173, 23985), (195, 21279), (205, 20241), (369, 11245), (519, 7995), (533, 7785), (585, 7093), (615, 6747), (865, 4797), (1557, 2665), (1599, 2595), (1845, 2249)]