1996758465

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{2539}}^1$

素因数の和:2706

約数の個数: 64

約数和(自身を含む): 3567379200

約数和(自身を除く): 1570620735

約数列:

[1, 3, 5, 13, 15, 37, 39, 65, 109, 111, 185, 195, 327, 481, 545, 555, 1417, 1443, 1635, 2405, 2539, 4033, 4251, 7085, 7215, 7617, 12099, 12695, 20165, 21255, 33007, 38085, 52429, 60495, 93943, 99021, 157287, 165035, 262145, 276751, 281829, 469715, 495105, 786435, 830253, 1221259, 1383755, 1409145, 3597763, 3663777, 4151265, 6106295, 10239787, 10793289, 17988815, 18318885, 30719361, 51198935, 53966445, 133117231, 153596805, 399351693, 665586155, 1996758465]

約数ペア:

[(1, 1996758465), (3, 665586155), (5, 399351693), (13, 153596805), (15, 133117231), (37, 53966445), (39, 51198935), (65, 30719361), (109, 18318885), (111, 17988815), (185, 10793289), (195, 10239787), (327, 6106295), (481, 4151265), (545, 3663777), (555, 3597763), (1417, 1409145), (1443, 1383755), (1635, 1221259), (2405, 830253), (2539, 786435), (4033, 495105), (4251, 469715), (7085, 281829), (7215, 276751), (7617, 262145), (12099, 165035), (12695, 157287), (20165, 99021), (21255, 93943), (33007, 60495), (38085, 52429)]