15781312

素因数分解:

$2^6\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:257

約数の個数: 56

約数和(自身を含む): 33357312

約数和(自身を除く): 17576000

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 71, 92, 142, 151, 184, 284, 302, 368, 568, 604, 736, 1136, 1208, 1472, 1633, 2272, 2416, 3266, 3473, 4544, 4832, 6532, 6946, 9664, 10721, 13064, 13892, 21442, 26128, 27784, 42884, 52256, 55568, 85768, 104512, 111136, 171536, 222272, 246583, 343072, 493166, 686144, 986332, 1972664, 3945328, 7890656, 15781312]

約数ペア:

[(1, 15781312), (2, 7890656), (4, 3945328), (8, 1972664), (16, 986332), (23, 686144), (32, 493166), (46, 343072), (64, 246583), (71, 222272), (92, 171536), (142, 111136), (151, 104512), (184, 85768), (284, 55568), (302, 52256), (368, 42884), (568, 27784), (604, 26128), (736, 21442), (1136, 13892), (1208, 13064), (1472, 10721), (1633, 9664), (2272, 6946), (2416, 6532), (3266, 4832), (3473, 4544)]