31143681

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{659}}^1$

素因数の和:813

約数の個数: 24

約数和(自身を含む): 46332000

約数和(自身を除く): 15188319

約数列:

[1, 3, 9, 59, 89, 177, 267, 531, 659, 801, 1977, 5251, 5931, 15753, 38881, 47259, 58651, 116643, 175953, 349929, 527859, 3460409, 10381227, 31143681]

約数ペア:

[(1, 31143681), (3, 10381227), (9, 3460409), (59, 527859), (89, 349929), (177, 175953), (267, 116643), (531, 58651), (659, 47259), (801, 38881), (1977, 15753), (5251, 5931)]