648117009

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{503}}^1\times {\mathrm{2347}}^1$

素因数の和:2917

約数の個数: 24

約数和(自身を含む): 953813952

約数和(自身を除く): 305696943

約数列:

[1, 3, 9, 61, 183, 503, 549, 1509, 2347, 4527, 7041, 21123, 30683, 92049, 143167, 276147, 429501, 1180541, 1288503, 3541623, 10624869, 72013001, 216039003, 648117009]

約数ペア:

[(1, 648117009), (3, 216039003), (9, 72013001), (61, 10624869), (183, 3541623), (503, 1288503), (549, 1180541), (1509, 429501), (2347, 276147), (4527, 143167), (7041, 92049), (21123, 30683)]