127451312

素因数分解:

$2^4\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{641}}^1$

素因数の和:726

約数の個数: 60

約数和(自身を含む): 268836216

約数和(自身を除く): 141384904

約数列:

[1, 2, 4, 8, 16, 17, 34, 43, 68, 86, 136, 172, 272, 289, 344, 578, 641, 688, 731, 1156, 1282, 1462, 2312, 2564, 2924, 4624, 5128, 5848, 10256, 10897, 11696, 12427, 21794, 24854, 27563, 43588, 49708, 55126, 87176, 99416, 110252, 174352, 185249, 198832, 220504, 370498, 441008, 468571, 740996, 937142, 1481992, 1874284, 2963984, 3748568, 7497136, 7965707, 15931414, 31862828, 63725656, 127451312]

約数ペア:

[(1, 127451312), (2, 63725656), (4, 31862828), (8, 15931414), (16, 7965707), (17, 7497136), (34, 3748568), (43, 2963984), (68, 1874284), (86, 1481992), (136, 937142), (172, 740996), (272, 468571), (289, 441008), (344, 370498), (578, 220504), (641, 198832), (688, 185249), (731, 174352), (1156, 110252), (1282, 99416), (1462, 87176), (2312, 55126), (2564, 49708), (2924, 43588), (4624, 27563), (5128, 24854), (5848, 21794), (10256, 12427), (10897, 11696)]