28595349

素因数分解:

$3^4\times {\mathrm{491}}^1\times {\mathrm{719}}^1$

素因数の和:1222

約数の個数: 20

約数和(自身を含む): 42863040

約数和(自身を除く): 14267691

約数列:

[1, 3, 9, 27, 81, 491, 719, 1473, 2157, 4419, 6471, 13257, 19413, 39771, 58239, 353029, 1059087, 3177261, 9531783, 28595349]

約数ペア:

[(1, 28595349), (3, 9531783), (9, 3177261), (27, 1059087), (81, 353029), (491, 58239), (719, 39771), (1473, 19413), (2157, 13257), (4419, 6471)]