210048255

素因数分解:

$3^3\times 5^1\times {\mathrm{1555913}}^1$

素因数の和:1555927

約数の個数: 16

約数和(自身を含む): 373419360

約数和(自身を除く): 163371105

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1555913, 4667739, 7779565, 14003217, 23338695, 42009651, 70016085, 210048255]

約数ペア:

[(1, 210048255), (3, 70016085), (5, 42009651), (9, 23338695), (15, 14003217), (27, 7779565), (45, 4667739), (135, 1555913)]