664804674

素因数分解:

$2^1\times 3^2\times {\mathrm{181}}^1\times {\mathrm{419}}^1\times {\mathrm{487}}^1$

素因数の和:1095

約数の個数: 48

約数和(自身を含む): 1454806080

約数和(自身を除く): 790001406

約数列:

[1, 2, 3, 6, 9, 18, 181, 362, 419, 487, 543, 838, 974, 1086, 1257, 1461, 1629, 2514, 2922, 3258, 3771, 4383, 7542, 8766, 75839, 88147, 151678, 176294, 204053, 227517, 264441, 408106, 455034, 528882, 612159, 682551, 793323, 1224318, 1365102, 1586646, 1836477, 3672954, 36933593, 73867186, 110800779, 221601558, 332402337, 664804674]

約数ペア:

[(1, 664804674), (2, 332402337), (3, 221601558), (6, 110800779), (9, 73867186), (18, 36933593), (181, 3672954), (362, 1836477), (419, 1586646), (487, 1365102), (543, 1224318), (838, 793323), (974, 682551), (1086, 612159), (1257, 528882), (1461, 455034), (1629, 408106), (2514, 264441), (2922, 227517), (3258, 204053), (3771, 176294), (4383, 151678), (7542, 88147), (8766, 75839)]