81617445

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1049}}^1$

素因数の和:1099

約数の個数: 96

約数和(自身を含む): 183456000

約数和(自身を除く): 101838555

約数列:

[1, 3, 5, 7, 9, 13, 15, 19, 21, 35, 39, 45, 57, 63, 65, 91, 95, 105, 117, 133, 171, 195, 247, 273, 285, 315, 399, 455, 585, 665, 741, 819, 855, 1049, 1197, 1235, 1365, 1729, 1995, 2223, 3147, 3705, 4095, 5187, 5245, 5985, 7343, 8645, 9441, 11115, 13637, 15561, 15735, 19931, 22029, 25935, 36715, 40911, 47205, 59793, 66087, 68185, 77805, 95459, 99655, 110145, 122733, 139517, 179379, 204555, 259103, 286377, 298965, 330435, 418551, 477295, 613665, 697585, 777309, 859131, 896895, 1255653, 1295515, 1431885, 1813721, 2092755, 2331927, 3886545, 4295655, 5441163, 6278265, 9068605, 11659635, 16323489, 27205815, 81617445]

約数ペア:

[(1, 81617445), (3, 27205815), (5, 16323489), (7, 11659635), (9, 9068605), (13, 6278265), (15, 5441163), (19, 4295655), (21, 3886545), (35, 2331927), (39, 2092755), (45, 1813721), (57, 1431885), (63, 1295515), (65, 1255653), (91, 896895), (95, 859131), (105, 777309), (117, 697585), (133, 613665), (171, 477295), (195, 418551), (247, 330435), (273, 298965), (285, 286377), (315, 259103), (399, 204555), (455, 179379), (585, 139517), (665, 122733), (741, 110145), (819, 99655), (855, 95459), (1049, 77805), (1197, 68185), (1235, 66087), (1365, 59793), (1729, 47205), (1995, 40911), (2223, 36715), (3147, 25935), (3705, 22029), (4095, 19931), (5187, 15735), (5245, 15561), (5985, 13637), (7343, 11115), (8645, 9441)]