156961407

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{491}}^1$

素因数の和:671

約数の個数: 32

約数和(自身を含む): 226146816

約数和(自身を除く): 69185409

約数列:

[1, 3, 23, 41, 69, 113, 123, 339, 491, 943, 1473, 2599, 2829, 4633, 7797, 11293, 13899, 20131, 33879, 55483, 60393, 106559, 166449, 319677, 463013, 1276109, 1389039, 2274803, 3828327, 6824409, 52320469, 156961407]

約数ペア:

[(1, 156961407), (3, 52320469), (23, 6824409), (41, 3828327), (69, 2274803), (113, 1389039), (123, 1276109), (339, 463013), (491, 319677), (943, 166449), (1473, 106559), (2599, 60393), (2829, 55483), (4633, 33879), (7797, 20131), (11293, 13899)]