385750407

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{4259}}^1$

素因数の和:4515

約数の個数: 32

約数和(自身を含む): 621619200

約数和(自身を除く): 235868793

約数列:

[1, 3, 7, 19, 21, 57, 133, 227, 399, 681, 1589, 4259, 4313, 4767, 12777, 12939, 29813, 30191, 80921, 89439, 90573, 242763, 566447, 966793, 1699341, 2900379, 6767551, 18369067, 20302653, 55107201, 128583469, 385750407]

約数ペア:

[(1, 385750407), (3, 128583469), (7, 55107201), (19, 20302653), (21, 18369067), (57, 6767551), (133, 2900379), (227, 1699341), (399, 966793), (681, 566447), (1589, 242763), (4259, 90573), (4313, 89439), (4767, 80921), (12777, 30191), (12939, 29813)]