20170421037

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{22651}}^1$

素因数の和:22775

約数の個数: 64

約数和(自身を含む): 33488716800

約数和(自身を除く): 13318295763

約数列:

[1, 3, 9, 13, 27, 39, 43, 59, 117, 129, 177, 351, 387, 531, 559, 767, 1161, 1593, 1677, 2301, 2537, 5031, 6903, 7611, 15093, 20709, 22651, 22833, 32981, 67953, 68499, 98943, 203859, 294463, 296829, 611577, 883389, 890487, 973993, 1336409, 2650167, 2921979, 4009227, 7950501, 8765937, 12027681, 12661909, 17373317, 26297811, 36083043, 37985727, 52119951, 57465587, 113957181, 156359853, 172396761, 341871543, 469079559, 517190283, 747052631, 1551570849, 2241157893, 6723473679, 20170421037]

約数ペア:

[(1, 20170421037), (3, 6723473679), (9, 2241157893), (13, 1551570849), (27, 747052631), (39, 517190283), (43, 469079559), (59, 341871543), (117, 172396761), (129, 156359853), (177, 113957181), (351, 57465587), (387, 52119951), (531, 37985727), (559, 36083043), (767, 26297811), (1161, 17373317), (1593, 12661909), (1677, 12027681), (2301, 8765937), (2537, 7950501), (5031, 4009227), (6903, 2921979), (7611, 2650167), (15093, 1336409), (20709, 973993), (22651, 890487), (22833, 883389), (32981, 611577), (67953, 296829), (68499, 294463), (98943, 203859)]