1396255

素因数分解:

$5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:199

約数の個数: 24

約数和(自身を含む): 2010960

約数和(自身を除く): 614705

約数列:

[1, 5, 7, 35, 41, 49, 139, 205, 245, 287, 695, 973, 1435, 2009, 4865, 5699, 6811, 10045, 28495, 34055, 39893, 199465, 279251, 1396255]

約数ペア:

[(1, 1396255), (5, 279251), (7, 199465), (35, 39893), (41, 34055), (49, 28495), (139, 10045), (205, 6811), (245, 5699), (287, 4865), (695, 2009), (973, 1435)]