12921978

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{69473}}^1$

素因数の和:69509

約数の個数: 16

約数和(自身を含む): 26678016

約数和(自身を除く): 13756038

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 69473, 138946, 208419, 416838, 2153663, 4307326, 6460989, 12921978]

約数ペア:

[(1, 12921978), (2, 6460989), (3, 4307326), (6, 2153663), (31, 416838), (62, 208419), (93, 138946), (186, 69473)]