28145445

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{3547}}^1$

素因数の和:3601

約数の個数: 24

約数和(自身を含む): 47089056

約数和(自身を除く): 18943611

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 529, 1587, 2645, 3547, 7935, 10641, 17735, 53205, 81581, 244743, 407905, 1223715, 1876363, 5629089, 9381815, 28145445]

約数ペア:

[(1, 28145445), (3, 9381815), (5, 5629089), (15, 1876363), (23, 1223715), (69, 407905), (115, 244743), (345, 81581), (529, 53205), (1587, 17735), (2645, 10641), (3547, 7935)]