261886212

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{191}}^1\times {\mathrm{5441}}^1$

素因数の和:5649

約数の個数: 72

約数和(自身を含む): 760660992

約数和(自身を除く): 498774780

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 191, 252, 382, 573, 764, 1146, 1337, 1719, 2292, 2674, 3438, 4011, 5348, 5441, 6876, 8022, 10882, 12033, 16044, 16323, 21764, 24066, 32646, 38087, 48132, 48969, 65292, 76174, 97938, 114261, 152348, 195876, 228522, 342783, 457044, 685566, 1039231, 1371132, 2078462, 3117693, 4156924, 6235386, 7274617, 9353079, 12470772, 14549234, 18706158, 21823851, 29098468, 37412316, 43647702, 65471553, 87295404, 130943106, 261886212]

約数ペア:

[(1, 261886212), (2, 130943106), (3, 87295404), (4, 65471553), (6, 43647702), (7, 37412316), (9, 29098468), (12, 21823851), (14, 18706158), (18, 14549234), (21, 12470772), (28, 9353079), (36, 7274617), (42, 6235386), (63, 4156924), (84, 3117693), (126, 2078462), (191, 1371132), (252, 1039231), (382, 685566), (573, 457044), (764, 342783), (1146, 228522), (1337, 195876), (1719, 152348), (2292, 114261), (2674, 97938), (3438, 76174), (4011, 65292), (5348, 48969), (5441, 48132), (6876, 38087), (8022, 32646), (10882, 24066), (12033, 21764), (16044, 16323)]