201872817

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{108359}}^1$

素因数の和:108394

約数の個数: 20

約数和(自身を含む): 314677440

約数和(自身を除く): 112804623

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 108359, 325077, 975231, 2492257, 2925693, 7476771, 8777079, 22430313, 67290939, 201872817]

約数ペア:

[(1, 201872817), (3, 67290939), (9, 22430313), (23, 8777079), (27, 7476771), (69, 2925693), (81, 2492257), (207, 975231), (621, 325077), (1863, 108359)]