2679885

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{509}}^1$

素因数の和:539

約数の個数: 40

約数和(自身を含む): 5183640

約数和(自身を除く): 2503755

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 117, 135, 195, 351, 405, 509, 585, 1053, 1527, 1755, 2545, 4581, 5265, 6617, 7635, 13743, 19851, 22905, 33085, 41229, 59553, 68715, 99255, 178659, 206145, 297765, 535977, 893295, 2679885]

約数ペア:

[(1, 2679885), (3, 893295), (5, 535977), (9, 297765), (13, 206145), (15, 178659), (27, 99255), (39, 68715), (45, 59553), (65, 41229), (81, 33085), (117, 22905), (135, 19851), (195, 13743), (351, 7635), (405, 6617), (509, 5265), (585, 4581), (1053, 2545), (1527, 1755)]