2565654

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1$

素因数の和:189

約数の個数: 64

約数和(自身を含む): 6537216

約数和(自身を除く): 3971562

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 37, 39, 42, 74, 78, 91, 111, 127, 182, 222, 254, 259, 273, 381, 481, 518, 546, 762, 777, 889, 962, 1443, 1554, 1651, 1778, 2667, 2886, 3302, 3367, 4699, 4953, 5334, 6734, 9398, 9906, 10101, 11557, 14097, 20202, 23114, 28194, 32893, 34671, 61087, 65786, 69342, 98679, 122174, 183261, 197358, 366522, 427609, 855218, 1282827, 2565654]

約数ペア:

[(1, 2565654), (2, 1282827), (3, 855218), (6, 427609), (7, 366522), (13, 197358), (14, 183261), (21, 122174), (26, 98679), (37, 69342), (39, 65786), (42, 61087), (74, 34671), (78, 32893), (91, 28194), (111, 23114), (127, 20202), (182, 14097), (222, 11557), (254, 10101), (259, 9906), (273, 9398), (381, 6734), (481, 5334), (518, 4953), (546, 4699), (762, 3367), (777, 3302), (889, 2886), (962, 2667), (1443, 1778), (1554, 1651)]