199902515

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{44771}}^1$

素因数の和:44842

約数の個数: 16

約数和(自身を含む): 257886720

約数和(自身を除く): 57984205

約数列:

[1, 5, 19, 47, 95, 235, 893, 4465, 44771, 223855, 850649, 2104237, 4253245, 10521185, 39980503, 199902515]

約数ペア:

[(1, 199902515), (5, 39980503), (19, 10521185), (47, 4253245), (95, 2104237), (235, 850649), (893, 223855), (4465, 44771)]