227890455

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37699}}^1$

素因数の和:37751

約数の個数: 32

約数和(自身を含む): 405350400

約数和(自身を除く): 177459945

約数列:

[1, 3, 5, 13, 15, 31, 39, 65, 93, 155, 195, 403, 465, 1209, 2015, 6045, 37699, 113097, 188495, 490087, 565485, 1168669, 1470261, 2450435, 3506007, 5843345, 7351305, 15192697, 17530035, 45578091, 75963485, 227890455]

約数ペア:

[(1, 227890455), (3, 75963485), (5, 45578091), (13, 17530035), (15, 15192697), (31, 7351305), (39, 5843345), (65, 3506007), (93, 2450435), (155, 1470261), (195, 1168669), (403, 565485), (465, 490087), (1209, 188495), (2015, 113097), (6045, 37699)]