5142305

素因数分解:

$5^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{151}}^1$

素因数の和:309

約数の個数: 24

約数和(自身を含む): 7277760

約数和(自身を除く): 2135455

約数列:

[1, 5, 7, 35, 49, 139, 151, 245, 695, 755, 973, 1057, 4865, 5285, 6811, 7399, 20989, 34055, 36995, 104945, 146923, 734615, 1028461, 5142305]

約数ペア:

[(1, 5142305), (5, 1028461), (7, 734615), (35, 146923), (49, 104945), (139, 36995), (151, 34055), (245, 20989), (695, 7399), (755, 6811), (973, 5285), (1057, 4865)]