215764

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1$

素因数の和:207

約数の個数: 24

約数和(自身を含む): 423360

約数和(自身を除く): 207596

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 167, 323, 334, 646, 668, 1292, 2839, 3173, 5678, 6346, 11356, 12692, 53941, 107882, 215764]

約数ペア:

[(1, 215764), (2, 107882), (4, 53941), (17, 12692), (19, 11356), (34, 6346), (38, 5678), (68, 3173), (76, 2839), (167, 1292), (323, 668), (334, 646)]