16251855

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1$

素因数の和:335

約数の個数: 32

約数和(自身を含む): 26817024

約数和(自身を除く): 10565169

約数列:

[1, 3, 5, 15, 67, 103, 157, 201, 309, 335, 471, 515, 785, 1005, 1545, 2355, 6901, 10519, 16171, 20703, 31557, 34505, 48513, 52595, 80855, 103515, 157785, 242565, 1083457, 3250371, 5417285, 16251855]

約数ペア:

[(1, 16251855), (3, 5417285), (5, 3250371), (15, 1083457), (67, 242565), (103, 157785), (157, 103515), (201, 80855), (309, 52595), (335, 48513), (471, 34505), (515, 31557), (785, 20703), (1005, 16171), (1545, 10519), (2355, 6901)]