254203485

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{4013}}^1$

素因数の和:4165

約数の個数: 32

約数和(自身を含む): 420795648

約数和(自身を除く): 166592163

約数列:

[1, 3, 5, 15, 41, 103, 123, 205, 309, 515, 615, 1545, 4013, 4223, 12039, 12669, 20065, 21115, 60195, 63345, 164533, 413339, 493599, 822665, 1240017, 2066695, 2467995, 6200085, 16946899, 50840697, 84734495, 254203485]

約数ペア:

[(1, 254203485), (3, 84734495), (5, 50840697), (15, 16946899), (41, 6200085), (103, 2467995), (123, 2066695), (205, 1240017), (309, 822665), (515, 493599), (615, 413339), (1545, 164533), (4013, 63345), (4223, 60195), (12039, 21115), (12669, 20065)]