28759775

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{4547}}^1$

素因数の和:4591

約数の個数: 24

約数和(自身を含む): 40604544

約数和(自身を除く): 11844769

約数列:

[1, 5, 11, 23, 25, 55, 115, 253, 275, 575, 1265, 4547, 6325, 22735, 50017, 104581, 113675, 250085, 522905, 1150391, 1250425, 2614525, 5751955, 28759775]

約数ペア:

[(1, 28759775), (5, 5751955), (11, 2614525), (23, 1250425), (25, 1150391), (55, 522905), (115, 250085), (253, 113675), (275, 104581), (575, 50017), (1265, 22735), (4547, 6325)]