331340516

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{155413}}^1$

素因数の和:155471

約数の個数: 24

約数和(自身を含む): 639684024

約数和(自身を除く): 308343508

約数列:

[1, 2, 4, 13, 26, 41, 52, 82, 164, 533, 1066, 2132, 155413, 310826, 621652, 2020369, 4040738, 6371933, 8081476, 12743866, 25487732, 82835129, 165670258, 331340516]

約数ペア:

[(1, 331340516), (2, 165670258), (4, 82835129), (13, 25487732), (26, 12743866), (41, 8081476), (52, 6371933), (82, 4040738), (164, 2020369), (533, 621652), (1066, 310826), (2132, 155413)]