1390375

素因数分解:

$5^3\times 7^2\times {\mathrm{227}}^1$

素因数の和:256

約数の個数: 24

約数和(自身を含む): 2027376

約数和(自身を除く): 637001

約数列:

[1, 5, 7, 25, 35, 49, 125, 175, 227, 245, 875, 1135, 1225, 1589, 5675, 6125, 7945, 11123, 28375, 39725, 55615, 198625, 278075, 1390375]

約数ペア:

[(1, 1390375), (5, 278075), (7, 198625), (25, 55615), (35, 39725), (49, 28375), (125, 11123), (175, 7945), (227, 6125), (245, 5675), (875, 1589), (1135, 1225)]