13171425

素因数分解:

$3^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{2879}}^1$

素因数の和:2953

約数の個数: 24

約数和(自身を含む): 22141440

約数和(自身を除く): 8970015

約数列:

[1, 3, 5, 15, 25, 61, 75, 183, 305, 915, 1525, 2879, 4575, 8637, 14395, 43185, 71975, 175619, 215925, 526857, 878095, 2634285, 4390475, 13171425]

約数ペア:

[(1, 13171425), (3, 4390475), (5, 2634285), (15, 878095), (25, 526857), (61, 215925), (75, 175619), (183, 71975), (305, 43185), (915, 14395), (1525, 8637), (2879, 4575)]