427771955

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{193}}^1$

素因数の和:328

約数の個数: 48

約数和(自身を含む): 581096736

約数和(自身を除く): 153324781

約数列:

[1, 5, 13, 43, 61, 65, 169, 193, 215, 305, 559, 793, 845, 965, 2509, 2623, 2795, 3965, 7267, 8299, 10309, 11773, 12545, 13115, 32617, 34099, 36335, 41495, 51545, 58865, 107887, 153049, 163085, 170495, 443287, 506239, 539435, 765245, 1402531, 1989637, 2216435, 2531195, 6581107, 7012655, 9948185, 32905535, 85554391, 427771955]

約数ペア:

[(1, 427771955), (5, 85554391), (13, 32905535), (43, 9948185), (61, 7012655), (65, 6581107), (169, 2531195), (193, 2216435), (215, 1989637), (305, 1402531), (559, 765245), (793, 539435), (845, 506239), (965, 443287), (2509, 170495), (2623, 163085), (2795, 153049), (3965, 107887), (7267, 58865), (8299, 51545), (10309, 41495), (11773, 36335), (12545, 34099), (13115, 32617)]