31401344

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{167}}^1$

素因数の和:307

約数の個数: 64

約数和(自身を含む): 68372640

約数和(自身を除く): 36971296

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 113, 128, 167, 208, 226, 334, 416, 452, 668, 832, 904, 1336, 1469, 1664, 1808, 2171, 2672, 2938, 3616, 4342, 5344, 5876, 7232, 8684, 10688, 11752, 14464, 17368, 18871, 21376, 23504, 34736, 37742, 47008, 69472, 75484, 94016, 138944, 150968, 188032, 245323, 277888, 301936, 490646, 603872, 981292, 1207744, 1962584, 2415488, 3925168, 7850336, 15700672, 31401344]

約数ペア:

[(1, 31401344), (2, 15700672), (4, 7850336), (8, 3925168), (13, 2415488), (16, 1962584), (26, 1207744), (32, 981292), (52, 603872), (64, 490646), (104, 301936), (113, 277888), (128, 245323), (167, 188032), (208, 150968), (226, 138944), (334, 94016), (416, 75484), (452, 69472), (668, 47008), (832, 37742), (904, 34736), (1336, 23504), (1469, 21376), (1664, 18871), (1808, 17368), (2171, 14464), (2672, 11752), (2938, 10688), (3616, 8684), (4342, 7232), (5344, 5876)]