639182014

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:301

約数の個数: 64

約数和(自身を含む): 1082372544

約数和(自身を除く): 443190530

約数列:

[1, 2, 17, 34, 43, 53, 73, 86, 106, 113, 146, 226, 731, 901, 1241, 1462, 1802, 1921, 2279, 2482, 3139, 3842, 3869, 4558, 4859, 5989, 6278, 7738, 8249, 9718, 11978, 16498, 38743, 53363, 65773, 77486, 82603, 101813, 106726, 131546, 140233, 165206, 166367, 203626, 257527, 280466, 332734, 354707, 437197, 515054, 709414, 874394, 2828239, 4377959, 5656478, 6030019, 7432349, 8755918, 12060038, 14864698, 18799471, 37598942, 319591007, 639182014]

約数ペア:

[(1, 639182014), (2, 319591007), (17, 37598942), (34, 18799471), (43, 14864698), (53, 12060038), (73, 8755918), (86, 7432349), (106, 6030019), (113, 5656478), (146, 4377959), (226, 2828239), (731, 874394), (901, 709414), (1241, 515054), (1462, 437197), (1802, 354707), (1921, 332734), (2279, 280466), (2482, 257527), (3139, 203626), (3842, 166367), (3869, 165206), (4558, 140233), (4859, 131546), (5989, 106726), (6278, 101813), (7738, 82603), (8249, 77486), (9718, 65773), (11978, 53363), (16498, 38743)]