397193757

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{113}}^1\times {\mathrm{257}}^1$

素因数の和:517

約数の個数: 32

約数和(自身を含む): 553416192

約数和(自身を除く): 156222435

約数列:

[1, 3, 47, 97, 113, 141, 257, 291, 339, 771, 4559, 5311, 10961, 12079, 13677, 15933, 24929, 29041, 32883, 36237, 74787, 87123, 515167, 1171663, 1364927, 1545501, 2816977, 3514989, 4094781, 8450931, 132397919, 397193757]

約数ペア:

[(1, 397193757), (3, 132397919), (47, 8450931), (97, 4094781), (113, 3514989), (141, 2816977), (257, 1545501), (291, 1364927), (339, 1171663), (771, 515167), (4559, 87123), (5311, 74787), (10961, 36237), (12079, 32883), (13677, 29041), (15933, 24929)]