207899315

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{431}}^1$

素因数の和:671

約数の個数: 32

約数和(自身を含む): 277385472

約数和(自身を除く): 69486157

約数列:

[1, 5, 13, 41, 65, 181, 205, 431, 533, 905, 2155, 2353, 2665, 5603, 7421, 11765, 17671, 28015, 37105, 78011, 88355, 96473, 229723, 390055, 482365, 1014143, 1148615, 3198451, 5070715, 15992255, 41579863, 207899315]

約数ペア:

[(1, 207899315), (5, 41579863), (13, 15992255), (41, 5070715), (65, 3198451), (181, 1148615), (205, 1014143), (431, 482365), (533, 390055), (905, 229723), (2155, 96473), (2353, 88355), (2665, 78011), (5603, 37105), (7421, 28015), (11765, 17671)]