2009484387

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{1663}}^1$

素因数の和:1832

約数の個数: 48

約数和(自身を含む): 3090087936

約数和(自身を除く): 1080603549

約数列:

[1, 3, 9, 31, 61, 71, 93, 183, 213, 279, 549, 639, 1663, 1891, 2201, 4331, 4989, 5673, 6603, 12993, 14967, 17019, 19809, 38979, 51553, 101443, 118073, 134261, 154659, 304329, 354219, 402783, 463977, 912987, 1062657, 1208349, 3144733, 3660263, 7202453, 9434199, 10980789, 21607359, 28302597, 32942367, 64822077, 223276043, 669828129, 2009484387]

約数ペア:

[(1, 2009484387), (3, 669828129), (9, 223276043), (31, 64822077), (61, 32942367), (71, 28302597), (93, 21607359), (183, 10980789), (213, 9434199), (279, 7202453), (549, 3660263), (639, 3144733), (1663, 1208349), (1891, 1062657), (2201, 912987), (4331, 463977), (4989, 402783), (5673, 354219), (6603, 304329), (12993, 154659), (14967, 134261), (17019, 118073), (19809, 101443), (38979, 51553)]