201608965

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{21323}}^1$

素因数の和:21420

約数の個数: 16

約数和(自身を含む): 253840896

約数和(自身を除く): 52231931

約数列:

[1, 5, 31, 61, 155, 305, 1891, 9455, 21323, 106615, 661013, 1300703, 3305065, 6503515, 40321793, 201608965]

約数ペア:

[(1, 201608965), (5, 40321793), (31, 6503515), (61, 3305065), (155, 1300703), (305, 661013), (1891, 106615), (9455, 21323)]