2828115

素因数分解:

$3^4\times 5^1\times {\mathrm{6983}}^1$

素因数の和:7000

約数の個数: 20

約数和(自身を含む): 5070384

約数和(自身を除く): 2242269

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 6983, 20949, 34915, 62847, 104745, 188541, 314235, 565623, 942705, 2828115]

約数ペア:

[(1, 2828115), (3, 942705), (5, 565623), (9, 314235), (15, 188541), (27, 104745), (45, 62847), (81, 34915), (135, 20949), (405, 6983)]