8641332

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{647}}^1$

素因数の和:717

約数の個数: 72

約数和(自身を含む): 25474176

約数和(自身を除く): 16832844

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 53, 63, 84, 106, 126, 159, 212, 252, 318, 371, 477, 636, 647, 742, 954, 1113, 1294, 1484, 1908, 1941, 2226, 2588, 3339, 3882, 4452, 4529, 5823, 6678, 7764, 9058, 11646, 13356, 13587, 18116, 23292, 27174, 34291, 40761, 54348, 68582, 81522, 102873, 137164, 163044, 205746, 240037, 308619, 411492, 480074, 617238, 720111, 960148, 1234476, 1440222, 2160333, 2880444, 4320666, 8641332]

約数ペア:

[(1, 8641332), (2, 4320666), (3, 2880444), (4, 2160333), (6, 1440222), (7, 1234476), (9, 960148), (12, 720111), (14, 617238), (18, 480074), (21, 411492), (28, 308619), (36, 240037), (42, 205746), (53, 163044), (63, 137164), (84, 102873), (106, 81522), (126, 68582), (159, 54348), (212, 40761), (252, 34291), (318, 27174), (371, 23292), (477, 18116), (636, 13587), (647, 13356), (742, 11646), (954, 9058), (1113, 7764), (1294, 6678), (1484, 5823), (1908, 4529), (1941, 4452), (2226, 3882), (2588, 3339)]