947516475

素因数分解:

$3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{389}}^1\times {\mathrm{691}}^1$

素因数の和:1140

約数の個数: 48

約数和(自身を含む): 1606325760

約数和(自身を除く): 658809285

約数列:

[1, 3, 5, 15, 25, 47, 75, 141, 235, 389, 691, 705, 1167, 1175, 1945, 2073, 3455, 3525, 5835, 9725, 10365, 17275, 18283, 29175, 32477, 51825, 54849, 91415, 97431, 162385, 268799, 274245, 457075, 487155, 806397, 811925, 1343995, 1371225, 2435775, 4031985, 6719975, 12633553, 20159925, 37900659, 63167765, 189503295, 315838825, 947516475]

約数ペア:

[(1, 947516475), (3, 315838825), (5, 189503295), (15, 63167765), (25, 37900659), (47, 20159925), (75, 12633553), (141, 6719975), (235, 4031985), (389, 2435775), (691, 1371225), (705, 1343995), (1167, 811925), (1175, 806397), (1945, 487155), (2073, 457075), (3455, 274245), (3525, 268799), (5835, 162385), (9725, 97431), (10365, 91415), (17275, 54849), (18283, 51825), (29175, 32477)]