678496312

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{877}}^1$

素因数の和:1112

約数の個数: 64

約数和(自身を含む): 1411613280

約数和(自身を除く): 733116968

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 104, 172, 173, 344, 346, 559, 692, 877, 1118, 1384, 1754, 2236, 2249, 3508, 4472, 4498, 7016, 7439, 8996, 11401, 14878, 17992, 22802, 29756, 37711, 45604, 59512, 75422, 91208, 96707, 150844, 151721, 193414, 301688, 303442, 386828, 490243, 606884, 773656, 980486, 1213768, 1960972, 1972373, 3921944, 3944746, 6524003, 7889492, 13048006, 15778984, 26096012, 52192024, 84812039, 169624078, 339248156, 678496312]

約数ペア:

[(1, 678496312), (2, 339248156), (4, 169624078), (8, 84812039), (13, 52192024), (26, 26096012), (43, 15778984), (52, 13048006), (86, 7889492), (104, 6524003), (172, 3944746), (173, 3921944), (344, 1972373), (346, 1960972), (559, 1213768), (692, 980486), (877, 773656), (1118, 606884), (1384, 490243), (1754, 386828), (2236, 303442), (2249, 301688), (3508, 193414), (4472, 151721), (4498, 150844), (7016, 96707), (7439, 91208), (8996, 75422), (11401, 59512), (14878, 45604), (17992, 37711), (22802, 29756)]