42166665

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{181}}^1$

素因数の和:390

約数の個数: 48

約数和(自身を含む): 76317696

約数和(自身を除く): 34151031

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 167, 181, 279, 465, 501, 543, 835, 905, 1395, 1503, 1629, 2505, 2715, 5177, 5611, 7515, 8145, 15531, 16833, 25885, 28055, 30227, 46593, 50499, 77655, 84165, 90681, 151135, 232965, 252495, 272043, 453405, 937037, 1360215, 2811111, 4685185, 8433333, 14055555, 42166665]

約数ペア:

[(1, 42166665), (3, 14055555), (5, 8433333), (9, 4685185), (15, 2811111), (31, 1360215), (45, 937037), (93, 453405), (155, 272043), (167, 252495), (181, 232965), (279, 151135), (465, 90681), (501, 84165), (543, 77655), (835, 50499), (905, 46593), (1395, 30227), (1503, 28055), (1629, 25885), (2505, 16833), (2715, 15531), (5177, 8145), (5611, 7515)]