401039667

素因数分解:

$3^6\times 7^2\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:244

約数の個数: 84

約数和(自身を含む): 712723440

約数和(自身を除く): 311683773

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 103, 109, 147, 189, 243, 309, 327, 441, 567, 721, 729, 763, 927, 981, 1323, 1701, 2163, 2289, 2781, 2943, 3969, 5047, 5103, 5341, 6489, 6867, 8343, 8829, 11227, 11907, 15141, 16023, 19467, 20601, 25029, 26487, 33681, 35721, 45423, 48069, 58401, 61803, 75087, 78589, 79461, 101043, 136269, 144207, 175203, 185409, 235767, 303129, 408807, 432621, 525609, 550123, 556227, 707301, 909387, 1226421, 1297863, 1650369, 2121903, 2728161, 3679263, 3893589, 4951107, 6365709, 8184483, 14853321, 19097127, 44559963, 57291381, 133679889, 401039667]

約数ペア:

[(1, 401039667), (3, 133679889), (7, 57291381), (9, 44559963), (21, 19097127), (27, 14853321), (49, 8184483), (63, 6365709), (81, 4951107), (103, 3893589), (109, 3679263), (147, 2728161), (189, 2121903), (243, 1650369), (309, 1297863), (327, 1226421), (441, 909387), (567, 707301), (721, 556227), (729, 550123), (763, 525609), (927, 432621), (981, 408807), (1323, 303129), (1701, 235767), (2163, 185409), (2289, 175203), (2781, 144207), (2943, 136269), (3969, 101043), (5047, 79461), (5103, 78589), (5341, 75087), (6489, 61803), (6867, 58401), (8343, 48069), (8829, 45423), (11227, 35721), (11907, 33681), (15141, 26487), (16023, 25029), (19467, 20601)]