7161921

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1493}}^1$

素因数の和:1553

約数の個数: 24

約数和(自身を含む): 11420136

約数和(自身を除く): 4258215

約数列:

[1, 3, 9, 13, 39, 41, 117, 123, 369, 533, 1493, 1599, 4479, 4797, 13437, 19409, 58227, 61213, 174681, 183639, 550917, 795769, 2387307, 7161921]

約数ペア:

[(1, 7161921), (3, 2387307), (9, 795769), (13, 550917), (39, 183639), (41, 174681), (117, 61213), (123, 58227), (369, 19409), (533, 13437), (1493, 4797), (1599, 4479)]