40830321

素因数分解:

$3^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{13049}}^1$

素因数の和:13208

約数の個数: 16

約数和(自身を含む): 62640000

約数和(自身を除く): 21809679

約数列:

[1, 3, 7, 21, 149, 447, 1043, 3129, 13049, 39147, 91343, 274029, 1944301, 5832903, 13610107, 40830321]

約数ペア:

[(1, 40830321), (3, 13610107), (7, 5832903), (21, 1944301), (149, 274029), (447, 91343), (1043, 39147), (3129, 13049)]