66421908

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{229}}^1\times {\mathrm{1151}}^1$

素因数の和:1397

約数の個数: 72

約数和(自身を含む): 192890880

約数和(自身を除く): 126468972

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 229, 252, 458, 687, 916, 1151, 1374, 1603, 2061, 2302, 2748, 3206, 3453, 4122, 4604, 4809, 6412, 6906, 8057, 8244, 9618, 10359, 13812, 14427, 16114, 19236, 20718, 24171, 28854, 32228, 41436, 48342, 57708, 72513, 96684, 145026, 263579, 290052, 527158, 790737, 1054316, 1581474, 1845053, 2372211, 3162948, 3690106, 4744422, 5535159, 7380212, 9488844, 11070318, 16605477, 22140636, 33210954, 66421908]

約数ペア:

[(1, 66421908), (2, 33210954), (3, 22140636), (4, 16605477), (6, 11070318), (7, 9488844), (9, 7380212), (12, 5535159), (14, 4744422), (18, 3690106), (21, 3162948), (28, 2372211), (36, 1845053), (42, 1581474), (63, 1054316), (84, 790737), (126, 527158), (229, 290052), (252, 263579), (458, 145026), (687, 96684), (916, 72513), (1151, 57708), (1374, 48342), (1603, 41436), (2061, 32228), (2302, 28854), (2748, 24171), (3206, 20718), (3453, 19236), (4122, 16114), (4604, 14427), (4809, 13812), (6412, 10359), (6906, 9618), (8057, 8244)]