42764715

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{389}}^1$

素因数の和:756

約数の個数: 48

約数和(自身を含む): 85176000

約数和(自身を除く): 42411285

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 349, 389, 1047, 1167, 1745, 1945, 2443, 2723, 3141, 3501, 5235, 5835, 7329, 8169, 12215, 13615, 15705, 17505, 21987, 24507, 36645, 40845, 109935, 122535, 135761, 407283, 678805, 950327, 1221849, 2036415, 2850981, 4751635, 6109245, 8552943, 14254905, 42764715]

約数ペア:

[(1, 42764715), (3, 14254905), (5, 8552943), (7, 6109245), (9, 4751635), (15, 2850981), (21, 2036415), (35, 1221849), (45, 950327), (63, 678805), (105, 407283), (315, 135761), (349, 122535), (389, 109935), (1047, 40845), (1167, 36645), (1745, 24507), (1945, 21987), (2443, 17505), (2723, 15705), (3141, 13615), (3501, 12215), (5235, 8169), (5835, 7329)]