398328756

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{53281}}^1$

素因数の和:53384

約数の個数: 48

約数和(自身を含む): 1074165120

約数和(自身を除く): 675836364

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 89, 178, 267, 356, 534, 623, 1068, 1246, 1869, 2492, 3738, 7476, 53281, 106562, 159843, 213124, 319686, 372967, 639372, 745934, 1118901, 1491868, 2237802, 4475604, 4742009, 9484018, 14226027, 18968036, 28452054, 33194063, 56904108, 66388126, 99582189, 132776252, 199164378, 398328756]

約数ペア:

[(1, 398328756), (2, 199164378), (3, 132776252), (4, 99582189), (6, 66388126), (7, 56904108), (12, 33194063), (14, 28452054), (21, 18968036), (28, 14226027), (42, 9484018), (84, 4742009), (89, 4475604), (178, 2237802), (267, 1491868), (356, 1118901), (534, 745934), (623, 639372), (1068, 372967), (1246, 319686), (1869, 213124), (2492, 159843), (3738, 106562), (7476, 53281)]