64213407

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{2741}}^1$

素因数の和:2903

約数の個数: 24

約数和(自身を含む): 98382960

約数和(自身を除く): 34169553

約数列:

[1, 3, 9, 19, 57, 137, 171, 411, 1233, 2603, 2741, 7809, 8223, 23427, 24669, 52079, 156237, 375517, 468711, 1126551, 3379653, 7134823, 21404469, 64213407]

約数ペア:

[(1, 64213407), (3, 21404469), (9, 7134823), (19, 3379653), (57, 1126551), (137, 468711), (171, 375517), (411, 156237), (1233, 52079), (2603, 24669), (2741, 23427), (7809, 8223)]