2005778895

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4313503}}^1$

素因数の和:4313542

約数の個数: 16

約数和(自身を含む): 3312771072

約数和(自身を除く): 1306992177

約数列:

[1, 3, 5, 15, 31, 93, 155, 465, 4313503, 12940509, 21567515, 64702545, 133718593, 401155779, 668592965, 2005778895]

約数ペア:

[(1, 2005778895), (3, 668592965), (5, 401155779), (15, 133718593), (31, 64702545), (93, 21567515), (155, 12940509), (465, 4313503)]