20170899

素因数分解:

$3^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{863}}^1$

素因数の和:936

約数の個数: 36

約数和(自身を含む): 34572096

約数和(自身を除く): 14401197

約数列:

[1, 3, 7, 9, 21, 49, 53, 63, 147, 159, 371, 441, 477, 863, 1113, 2589, 2597, 3339, 6041, 7767, 7791, 18123, 23373, 42287, 45739, 54369, 126861, 137217, 320173, 380583, 411651, 960519, 2241211, 2881557, 6723633, 20170899]

約数ペア:

[(1, 20170899), (3, 6723633), (7, 2881557), (9, 2241211), (21, 960519), (49, 411651), (53, 380583), (63, 320173), (147, 137217), (159, 126861), (371, 54369), (441, 45739), (477, 42287), (863, 23373), (1113, 18123), (2589, 7791), (2597, 7767), (3339, 6041)]