156989627991

素因数分解:

$3^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{27701}}^1$

素因数の和:27973

約数の個数: 72

約数和(自身を含む): 268988192928

約数和(自身を除く): 111998564937

約数列:

[1, 3, 7, 9, 21, 49, 63, 71, 147, 181, 213, 441, 497, 543, 639, 1267, 1491, 1629, 3479, 3801, 4473, 8869, 10437, 11403, 12851, 26607, 27701, 31311, 38553, 79821, 83103, 89957, 115659, 193907, 249309, 269871, 581721, 629699, 809613, 1357349, 1745163, 1889097, 1966771, 4072047, 5013881, 5667291, 5900313, 12216141, 13767397, 15041643, 17700939, 35097167, 41302191, 45124929, 96371779, 105291501, 123906573, 245680169, 289115337, 315874503, 355985551, 737040507, 867346011, 1067956653, 2211121521, 2491898857, 3203869959, 7475696571, 17443291999, 22427089713, 52329875997, 156989627991]

約数ペア:

[(1, 156989627991), (3, 52329875997), (7, 22427089713), (9, 17443291999), (21, 7475696571), (49, 3203869959), (63, 2491898857), (71, 2211121521), (147, 1067956653), (181, 867346011), (213, 737040507), (441, 355985551), (497, 315874503), (543, 289115337), (639, 245680169), (1267, 123906573), (1491, 105291501), (1629, 96371779), (3479, 45124929), (3801, 41302191), (4473, 35097167), (8869, 17700939), (10437, 15041643), (11403, 13767397), (12851, 12216141), (26607, 5900313), (27701, 5667291), (31311, 5013881), (38553, 4072047), (79821, 1966771), (83103, 1889097), (89957, 1745163), (115659, 1357349), (193907, 809613), (249309, 629699), (269871, 581721)]