42774725

素因数分解:

$5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{4007}}^1$

素因数の和:4085

約数の個数: 24

約数和(自身を含む): 61627008

約数和(自身を除く): 18852283

約数列:

[1, 5, 7, 25, 35, 61, 175, 305, 427, 1525, 2135, 4007, 10675, 20035, 28049, 100175, 140245, 244427, 701225, 1222135, 1710989, 6110675, 8554945, 42774725]

約数ペア:

[(1, 42774725), (5, 8554945), (7, 6110675), (25, 1710989), (35, 1222135), (61, 701225), (175, 244427), (305, 140245), (427, 100175), (1525, 28049), (2135, 20035), (4007, 10675)]