9983705

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1571}}^1$

素因数の和:1648

約数の個数: 16

約数和(自身を含む): 12676608

約数和(自身を除く): 2692903

約数列:

[1, 5, 31, 41, 155, 205, 1271, 1571, 6355, 7855, 48701, 64411, 243505, 322055, 1996741, 9983705]

約数ペア:

[(1, 9983705), (5, 1996741), (31, 322055), (41, 243505), (155, 64411), (205, 48701), (1271, 7855), (1571, 6355)]