16003975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2141}}^1$

素因数の和:2187

約数の個数: 24

約数和(自身を含む): 22311072

約数和(自身を除く): 6307097

約数列:

[1, 5, 13, 23, 25, 65, 115, 299, 325, 575, 1495, 2141, 7475, 10705, 27833, 49243, 53525, 139165, 246215, 640159, 695825, 1231075, 3200795, 16003975]

約数ペア:

[(1, 16003975), (5, 3200795), (13, 1231075), (23, 695825), (25, 640159), (65, 246215), (115, 139165), (299, 53525), (325, 49243), (575, 27833), (1495, 10705), (2141, 7475)]