9975999

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{503}}^1\times {\mathrm{601}}^1$

素因数の和:1118

約数の個数: 16

約数和(自身を含む): 14563584

約数和(自身を除く): 4587585

約数列:

[1, 3, 11, 33, 503, 601, 1509, 1803, 5533, 6611, 16599, 19833, 302303, 906909, 3325333, 9975999]

約数ペア:

[(1, 9975999), (3, 3325333), (11, 906909), (33, 302303), (503, 19833), (601, 16599), (1509, 6611), (1803, 5533)]