28769195

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1193}}^1$

素因数の和:1271

約数の個数: 32

約数和(自身を含む): 43327872

約数和(自身を除く): 14558677

約数列:

[1, 5, 7, 13, 35, 53, 65, 91, 265, 371, 455, 689, 1193, 1855, 3445, 4823, 5965, 8351, 15509, 24115, 41755, 63229, 77545, 108563, 316145, 442603, 542815, 821977, 2213015, 4109885, 5753839, 28769195]

約数ペア:

[(1, 28769195), (5, 5753839), (7, 4109885), (13, 2213015), (35, 821977), (53, 542815), (65, 442603), (91, 316145), (265, 108563), (371, 77545), (455, 63229), (689, 41755), (1193, 24115), (1855, 15509), (3445, 8351), (4823, 5965)]