812894896

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{148991}}^1$

素因数の和:149041

約数の個数: 40

約数和(自身を含む): 1773600768

約数和(自身を除く): 960705872

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 62, 88, 124, 176, 248, 341, 496, 682, 1364, 2728, 5456, 148991, 297982, 595964, 1191928, 1638901, 2383856, 3277802, 4618721, 6555604, 9237442, 13111208, 18474884, 26222416, 36949768, 50805931, 73899536, 101611862, 203223724, 406447448, 812894896]

約数ペア:

[(1, 812894896), (2, 406447448), (4, 203223724), (8, 101611862), (11, 73899536), (16, 50805931), (22, 36949768), (31, 26222416), (44, 18474884), (62, 13111208), (88, 9237442), (124, 6555604), (176, 4618721), (248, 3277802), (341, 2383856), (496, 1638901), (682, 1191928), (1364, 595964), (2728, 297982), (5456, 148991)]