23971269

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{163}}^1$

素因数の和:369

約数の個数: 32

約数和(自身を含む): 37785600

約数和(自身を除く): 13814331

約数列:

[1, 3, 7, 21, 47, 141, 149, 163, 329, 447, 489, 987, 1043, 1141, 3129, 3423, 7003, 7661, 21009, 22983, 24287, 49021, 53627, 72861, 147063, 160881, 170009, 510027, 1141489, 3424467, 7990423, 23971269]

約数ペア:

[(1, 23971269), (3, 7990423), (7, 3424467), (21, 1141489), (47, 510027), (141, 170009), (149, 160881), (163, 147063), (329, 72861), (447, 53627), (489, 49021), (987, 24287), (1043, 22983), (1141, 21009), (3129, 7661), (3423, 7003)]