189009009

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{7673}}^1$

素因数の和:7726

約数の個数: 48

約数和(自身を含む): 344777472

約数和(自身を除く): 155768463

約数列:

[1, 3, 7, 9, 17, 21, 23, 51, 63, 69, 119, 153, 161, 207, 357, 391, 483, 1071, 1173, 1449, 2737, 3519, 7673, 8211, 23019, 24633, 53711, 69057, 130441, 161133, 176479, 391323, 483399, 529437, 913087, 1173969, 1235353, 1588311, 2739261, 3000143, 3706059, 8217783, 9000429, 11118177, 21001001, 27001287, 63003003, 189009009]

約数ペア:

[(1, 189009009), (3, 63003003), (7, 27001287), (9, 21001001), (17, 11118177), (21, 9000429), (23, 8217783), (51, 3706059), (63, 3000143), (69, 2739261), (119, 1588311), (153, 1235353), (161, 1173969), (207, 913087), (357, 529437), (391, 483399), (483, 391323), (1071, 176479), (1173, 161133), (1449, 130441), (2737, 69057), (3519, 53711), (7673, 24633), (8211, 23019)]