199563975

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{68227}}^1$

素因数の和:68256

約数の個数: 36

約数和(自身を含む): 384942376

約数和(自身を除く): 185378401

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 195, 225, 325, 585, 975, 2925, 68227, 204681, 341135, 614043, 886951, 1023405, 1705675, 2660853, 3070215, 4434755, 5117025, 7982559, 13304265, 15351075, 22173775, 39912795, 66521325, 199563975]

約数ペア:

[(1, 199563975), (3, 66521325), (5, 39912795), (9, 22173775), (13, 15351075), (15, 13304265), (25, 7982559), (39, 5117025), (45, 4434755), (65, 3070215), (75, 2660853), (117, 1705675), (195, 1023405), (225, 886951), (325, 614043), (585, 341135), (975, 204681), (2925, 68227)]