222478854

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{607}}^1$

素因数の和:789

約数の個数: 64

約数和(自身を含む): 496828416

約数和(自身を除く): 274349562

約数列:

[1, 2, 3, 6, 13, 26, 37, 39, 74, 78, 111, 127, 222, 254, 381, 481, 607, 762, 962, 1214, 1443, 1651, 1821, 2886, 3302, 3642, 4699, 4953, 7891, 9398, 9906, 14097, 15782, 22459, 23673, 28194, 44918, 47346, 61087, 67377, 77089, 122174, 134754, 154178, 183261, 231267, 291967, 366522, 462534, 583934, 875901, 1002157, 1751802, 2004314, 2852293, 3006471, 5704586, 6012942, 8556879, 17113758, 37079809, 74159618, 111239427, 222478854]

約数ペア:

[(1, 222478854), (2, 111239427), (3, 74159618), (6, 37079809), (13, 17113758), (26, 8556879), (37, 6012942), (39, 5704586), (74, 3006471), (78, 2852293), (111, 2004314), (127, 1751802), (222, 1002157), (254, 875901), (381, 583934), (481, 462534), (607, 366522), (762, 291967), (962, 231267), (1214, 183261), (1443, 154178), (1651, 134754), (1821, 122174), (2886, 77089), (3302, 67377), (3642, 61087), (4699, 47346), (4953, 44918), (7891, 28194), (9398, 23673), (9906, 22459), (14097, 15782)]