1220921877

素因数分解:

$3^1\times 7^3\times {\mathrm{373}}^1\times {\mathrm{3181}}^1$

素因数の和:3578

約数の個数: 32

約数和(自身を含む): 1904108800

約数和(自身を除く): 683186923

約数列:

[1, 3, 7, 21, 49, 147, 343, 373, 1029, 1119, 2611, 3181, 7833, 9543, 18277, 22267, 54831, 66801, 127939, 155869, 383817, 467607, 1091083, 1186513, 3273249, 3559539, 8305591, 24916773, 58139137, 174417411, 406973959, 1220921877]

約数ペア:

[(1, 1220921877), (3, 406973959), (7, 174417411), (21, 58139137), (49, 24916773), (147, 8305591), (343, 3559539), (373, 3273249), (1029, 1186513), (1119, 1091083), (2611, 467607), (3181, 383817), (7833, 155869), (9543, 127939), (18277, 66801), (22267, 54831)]