78471351

素因数分解:

$3^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{12841}}^1$

素因数の和:12951

約数の個数: 24

約数和(自身を含む): 130885664

約数和(自身を除く): 52414313

約数列:

[1, 3, 7, 9, 21, 63, 97, 291, 679, 873, 2037, 6111, 12841, 38523, 89887, 115569, 269661, 808983, 1245577, 3736731, 8719039, 11210193, 26157117, 78471351]

約数ペア:

[(1, 78471351), (3, 26157117), (7, 11210193), (9, 8719039), (21, 3736731), (63, 1245577), (97, 808983), (291, 269661), (679, 115569), (873, 89887), (2037, 38523), (6111, 12841)]