2008489917

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{383}}^1$

素因数の和:610

約数の個数: 64

約数和(自身を含む): 3244032000

約数和(自身を除く): 1235542083

約数列:

[1, 3, 7, 21, 29, 79, 87, 109, 203, 237, 327, 383, 553, 609, 763, 1149, 1659, 2289, 2291, 2681, 3161, 6873, 8043, 8611, 9483, 11107, 16037, 22127, 25833, 30257, 33321, 41747, 48111, 60277, 66381, 77749, 90771, 125241, 180831, 211799, 233247, 249719, 292229, 635397, 749157, 876687, 877453, 1210663, 1748033, 2632359, 3298013, 3631989, 5244099, 6142171, 8474641, 9894039, 18426513, 23086091, 25423923, 69258273, 95642377, 286927131, 669496639, 2008489917]

約数ペア:

[(1, 2008489917), (3, 669496639), (7, 286927131), (21, 95642377), (29, 69258273), (79, 25423923), (87, 23086091), (109, 18426513), (203, 9894039), (237, 8474641), (327, 6142171), (383, 5244099), (553, 3631989), (609, 3298013), (763, 2632359), (1149, 1748033), (1659, 1210663), (2289, 877453), (2291, 876687), (2681, 749157), (3161, 635397), (6873, 292229), (8043, 249719), (8611, 233247), (9483, 211799), (11107, 180831), (16037, 125241), (22127, 90771), (25833, 77749), (30257, 66381), (33321, 60277), (41747, 48111)]