393417025

素因数分解:

$5^2\times {\mathrm{47}}^1\times {\mathrm{191}}^1\times {\mathrm{1753}}^1$

素因数の和:2001

約数の個数: 24

約数和(自身を含む): 501110784

約数和(自身を除く): 107693759

約数列:

[1, 5, 25, 47, 191, 235, 955, 1175, 1753, 4775, 8765, 8977, 43825, 44885, 82391, 224425, 334823, 411955, 1674115, 2059775, 8370575, 15736681, 78683405, 393417025]

約数ペア:

[(1, 393417025), (5, 78683405), (25, 15736681), (47, 8370575), (191, 2059775), (235, 1674115), (955, 411955), (1175, 334823), (1753, 224425), (4775, 82391), (8765, 44885), (8977, 43825)]