669641466

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{331}}^1\times {\mathrm{701}}^1$

素因数の和:1087

約数の個数: 64

約数和(自身を含む): 1487880576

約数和(自身を除く): 818239110

約数列:

[1, 2, 3, 6, 13, 26, 37, 39, 74, 78, 111, 222, 331, 481, 662, 701, 962, 993, 1402, 1443, 1986, 2103, 2886, 4206, 4303, 8606, 9113, 12247, 12909, 18226, 24494, 25818, 25937, 27339, 36741, 51874, 54678, 73482, 77811, 155622, 159211, 232031, 318422, 337181, 464062, 477633, 674362, 696093, 955266, 1011543, 1392186, 2023086, 3016403, 6032806, 8585147, 9049209, 17170294, 18098418, 25755441, 51510882, 111606911, 223213822, 334820733, 669641466]

約数ペア:

[(1, 669641466), (2, 334820733), (3, 223213822), (6, 111606911), (13, 51510882), (26, 25755441), (37, 18098418), (39, 17170294), (74, 9049209), (78, 8585147), (111, 6032806), (222, 3016403), (331, 2023086), (481, 1392186), (662, 1011543), (701, 955266), (962, 696093), (993, 674362), (1402, 477633), (1443, 464062), (1986, 337181), (2103, 318422), (2886, 232031), (4206, 159211), (4303, 155622), (8606, 77811), (9113, 73482), (12247, 54678), (12909, 51874), (18226, 36741), (24494, 27339), (25818, 25937)]