660486536

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{28657}}^1$

素因数の和:28773

約数の個数: 32

約数和(自身を含む): 1286171040

約数和(自身を除く): 625684504

約数列:

[1, 2, 4, 8, 43, 67, 86, 134, 172, 268, 344, 536, 2881, 5762, 11524, 23048, 28657, 57314, 114628, 229256, 1232251, 1920019, 2464502, 3840038, 4929004, 7680076, 9858008, 15360152, 82560817, 165121634, 330243268, 660486536]

約数ペア:

[(1, 660486536), (2, 330243268), (4, 165121634), (8, 82560817), (43, 15360152), (67, 9858008), (86, 7680076), (134, 4929004), (172, 3840038), (268, 2464502), (344, 1920019), (536, 1232251), (2881, 229256), (5762, 114628), (11524, 57314), (23048, 28657)]