2458225

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1277}}^1$

素因数の和:1305

約数の個数: 24

約数和(自身を含む): 3803328

約数和(自身を除く): 1345103

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 175, 275, 385, 1277, 1925, 6385, 8939, 14047, 31925, 44695, 70235, 98329, 223475, 351175, 491645, 2458225]

約数ペア:

[(1, 2458225), (5, 491645), (7, 351175), (11, 223475), (25, 98329), (35, 70235), (55, 44695), (77, 31925), (175, 14047), (275, 8939), (385, 6385), (1277, 1925)]