661038

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{15739}}^1$

素因数の和:15751

約数の個数: 16

約数和(自身を含む): 1511040

約数和(自身を除く): 850002

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 15739, 31478, 47217, 94434, 110173, 220346, 330519, 661038]

約数ペア:

[(1, 661038), (2, 330519), (3, 220346), (6, 110173), (7, 94434), (14, 47217), (21, 31478), (42, 15739)]