42285555

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^2\times {\mathrm{43}}^1$

素因数の和:149

約数の個数: 72

約数和(自身を含む): 82786704

約数和(自身を除く): 40501149

約数列:

[1, 3, 5, 9, 13, 15, 39, 41, 43, 45, 65, 117, 123, 129, 195, 205, 215, 369, 387, 533, 559, 585, 615, 645, 1599, 1677, 1681, 1763, 1845, 1935, 2665, 2795, 4797, 5031, 5043, 5289, 7995, 8385, 8405, 8815, 15129, 15867, 21853, 22919, 23985, 25155, 25215, 26445, 65559, 68757, 72283, 75645, 79335, 109265, 114595, 196677, 206271, 216849, 327795, 343785, 361415, 650547, 939679, 983385, 1031355, 1084245, 2819037, 3252735, 4698395, 8457111, 14095185, 42285555]

約数ペア:

[(1, 42285555), (3, 14095185), (5, 8457111), (9, 4698395), (13, 3252735), (15, 2819037), (39, 1084245), (41, 1031355), (43, 983385), (45, 939679), (65, 650547), (117, 361415), (123, 343785), (129, 327795), (195, 216849), (205, 206271), (215, 196677), (369, 114595), (387, 109265), (533, 79335), (559, 75645), (585, 72283), (615, 68757), (645, 65559), (1599, 26445), (1677, 25215), (1681, 25155), (1763, 23985), (1845, 22919), (1935, 21853), (2665, 15867), (2795, 15129), (4797, 8815), (5031, 8405), (5043, 8385), (5289, 7995)]