8970325

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3943}}^1$

素因数の和:3973

約数の個数: 24

約数和(自身を含む): 13693568

約数和(自身を除く): 4723243

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 175, 325, 455, 2275, 3943, 19715, 27601, 51259, 98575, 138005, 256295, 358813, 690025, 1281475, 1794065, 8970325]

約数ペア:

[(1, 8970325), (5, 1794065), (7, 1281475), (13, 690025), (25, 358813), (35, 256295), (65, 138005), (91, 98575), (175, 51259), (325, 27601), (455, 19715), (2275, 3943)]