121609915

素因数分解:

$5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{179}}^1$

素因数の和:304

約数の個数: 48

約数和(自身を含む): 177292800

約数和(自身を除く): 55682885

約数列:

[1, 5, 7, 35, 47, 49, 59, 179, 235, 245, 295, 329, 413, 895, 1253, 1645, 2065, 2303, 2773, 2891, 6265, 8413, 8771, 10561, 11515, 13865, 14455, 19411, 42065, 43855, 52805, 58891, 73927, 97055, 135877, 294455, 369635, 412237, 496367, 517489, 679385, 2061185, 2481835, 2587445, 3474569, 17372845, 24321983, 121609915]

約数ペア:

[(1, 121609915), (5, 24321983), (7, 17372845), (35, 3474569), (47, 2587445), (49, 2481835), (59, 2061185), (179, 679385), (235, 517489), (245, 496367), (295, 412237), (329, 369635), (413, 294455), (895, 135877), (1253, 97055), (1645, 73927), (2065, 58891), (2303, 52805), (2773, 43855), (2891, 42065), (6265, 19411), (8413, 14455), (8771, 13865), (10561, 11515)]