28416615

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2657}}^1$

素因数の和:2719

約数の個数: 32

約数和(自身を含む): 48992256

約数和(自身を除く): 20575641

約数列:

[1, 3, 5, 15, 23, 31, 69, 93, 115, 155, 345, 465, 713, 2139, 2657, 3565, 7971, 10695, 13285, 39855, 61111, 82367, 183333, 247101, 305555, 411835, 916665, 1235505, 1894441, 5683323, 9472205, 28416615]

約数ペア:

[(1, 28416615), (3, 9472205), (5, 5683323), (15, 1894441), (23, 1235505), (31, 916665), (69, 411835), (93, 305555), (115, 247101), (155, 183333), (345, 82367), (465, 61111), (713, 39855), (2139, 13285), (2657, 10695), (3565, 7971)]