291005712

素因数分解:

$2^4\times 3^2\times {\mathrm{71}}^1\times {\mathrm{28463}}^1$

素因数の和:28548

約数の個数: 60

約数和(自身を含む): 825911424

約数和(自身を除く): 534905712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 71, 72, 142, 144, 213, 284, 426, 568, 639, 852, 1136, 1278, 1704, 2556, 3408, 5112, 10224, 28463, 56926, 85389, 113852, 170778, 227704, 256167, 341556, 455408, 512334, 683112, 1024668, 1366224, 2020873, 2049336, 4041746, 4098672, 6062619, 8083492, 12125238, 16166984, 18187857, 24250476, 32333968, 36375714, 48500952, 72751428, 97001904, 145502856, 291005712]

約数ペア:

[(1, 291005712), (2, 145502856), (3, 97001904), (4, 72751428), (6, 48500952), (8, 36375714), (9, 32333968), (12, 24250476), (16, 18187857), (18, 16166984), (24, 12125238), (36, 8083492), (48, 6062619), (71, 4098672), (72, 4041746), (142, 2049336), (144, 2020873), (213, 1366224), (284, 1024668), (426, 683112), (568, 512334), (639, 455408), (852, 341556), (1136, 256167), (1278, 227704), (1704, 170778), (2556, 113852), (3408, 85389), (5112, 56926), (10224, 28463)]