201545331

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{113}}^1$

素因数の和:260

約数の個数: 64

約数和(自身を含む): 321753600

約数和(自身を除く): 120208269

約数列:

[1, 3, 13, 19, 29, 39, 57, 83, 87, 113, 247, 249, 339, 377, 551, 741, 1079, 1131, 1469, 1577, 1653, 2147, 2407, 3237, 3277, 4407, 4731, 6441, 7163, 7221, 9379, 9831, 20501, 21489, 27911, 28137, 31291, 42601, 45733, 61503, 62263, 83733, 93873, 121927, 127803, 137199, 178201, 186789, 271991, 365781, 534603, 594529, 809419, 815973, 1783587, 2316613, 2428257, 3535883, 5167829, 6949839, 10607649, 15503487, 67181777, 201545331]

約数ペア:

[(1, 201545331), (3, 67181777), (13, 15503487), (19, 10607649), (29, 6949839), (39, 5167829), (57, 3535883), (83, 2428257), (87, 2316613), (113, 1783587), (247, 815973), (249, 809419), (339, 594529), (377, 534603), (551, 365781), (741, 271991), (1079, 186789), (1131, 178201), (1469, 137199), (1577, 127803), (1653, 121927), (2147, 93873), (2407, 83733), (3237, 62263), (3277, 61503), (4407, 45733), (4731, 42601), (6441, 31291), (7163, 28137), (7221, 27911), (9379, 21489), (9831, 20501)]