247196210

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{177839}}^1$

素因数の和:177985

約数の個数: 16

約数和(自身を含む): 448156800

約数和(自身を除く): 200960590

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 177839, 355678, 889195, 1778390, 24719621, 49439242, 123598105, 247196210]

約数ペア:

[(1, 247196210), (2, 123598105), (5, 49439242), (10, 24719621), (139, 1778390), (278, 889195), (695, 355678), (1390, 177839)]