201881991

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{409}}^1\times {\mathrm{4013}}^1$

素因数の和:4466

約数の個数: 16

約数和(自身を含む): 276484320

約数和(自身を除く): 74602329

約数列:

[1, 3, 41, 123, 409, 1227, 4013, 12039, 16769, 50307, 164533, 493599, 1641317, 4923951, 67293997, 201881991]

約数ペア:

[(1, 201881991), (3, 67293997), (41, 4923951), (123, 1641317), (409, 493599), (1227, 164533), (4013, 50307), (12039, 16769)]