211232511

素因数分解:

$3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{373}}^1$

素因数の和:576

約数の個数: 48

約数和(自身を含む): 357065280

約数和(自身を除く): 145832769

約数列:

[1, 3, 7, 9, 21, 63, 89, 101, 267, 303, 373, 623, 707, 801, 909, 1119, 1869, 2121, 2611, 3357, 5607, 6363, 7833, 8989, 23499, 26967, 33197, 37673, 62923, 80901, 99591, 113019, 188769, 232379, 263711, 298773, 339057, 566307, 697137, 791133, 2091411, 2373399, 3352897, 10058691, 23470279, 30176073, 70410837, 211232511]

約数ペア:

[(1, 211232511), (3, 70410837), (7, 30176073), (9, 23470279), (21, 10058691), (63, 3352897), (89, 2373399), (101, 2091411), (267, 791133), (303, 697137), (373, 566307), (623, 339057), (707, 298773), (801, 263711), (909, 232379), (1119, 188769), (1869, 113019), (2121, 99591), (2611, 80901), (3357, 62923), (5607, 37673), (6363, 33197), (7833, 26967), (8989, 23499)]