289653483

素因数分解:

$3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1\times {\mathrm{1213}}^1$

素因数の和:1443

約数の個数: 32

約数和(自身を含む): 450326016

約数和(自身を除く): 160672533

約数列:

[1, 3, 7, 21, 83, 137, 249, 411, 581, 959, 1213, 1743, 2877, 3639, 8491, 11371, 25473, 34113, 79597, 100679, 166181, 238791, 302037, 498543, 704753, 1163267, 2114259, 3489801, 13793023, 41379069, 96551161, 289653483]

約数ペア:

[(1, 289653483), (3, 96551161), (7, 41379069), (21, 13793023), (83, 3489801), (137, 2114259), (249, 1163267), (411, 704753), (581, 498543), (959, 302037), (1213, 238791), (1743, 166181), (2877, 100679), (3639, 79597), (8491, 34113), (11371, 25473)]