4087755

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{683}}^1$

素因数の和:720

約数の個数: 48

約数和(自身を含む): 8536320

約数和(自身を除く): 4448565

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 57, 63, 95, 105, 133, 171, 285, 315, 399, 665, 683, 855, 1197, 1995, 2049, 3415, 4781, 5985, 6147, 10245, 12977, 14343, 23905, 30735, 38931, 43029, 64885, 71715, 90839, 116793, 194655, 215145, 272517, 454195, 583965, 817551, 1362585, 4087755]

約数ペア:

[(1, 4087755), (3, 1362585), (5, 817551), (7, 583965), (9, 454195), (15, 272517), (19, 215145), (21, 194655), (35, 116793), (45, 90839), (57, 71715), (63, 64885), (95, 43029), (105, 38931), (133, 30735), (171, 23905), (285, 14343), (315, 12977), (399, 10245), (665, 6147), (683, 5985), (855, 4781), (1197, 3415), (1995, 2049)]