1638381

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{223}}^1$

素因数の和:336

約数の個数: 16

約数和(自身を含む): 2293760

約数和(自身を除く): 655379

約数列:

[1, 3, 31, 79, 93, 223, 237, 669, 2449, 6913, 7347, 17617, 20739, 52851, 546127, 1638381]

約数ペア:

[(1, 1638381), (3, 546127), (31, 52851), (79, 20739), (93, 17617), (223, 7347), (237, 6913), (669, 2449)]