15493653

素因数分解:

$3^3\times 7^4\times {\mathrm{239}}^1$

素因数の和:276

約数の個数: 40

約数和(自身を含む): 26889600

約数和(自身を除く): 11395947

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 239, 343, 441, 717, 1029, 1323, 1673, 2151, 2401, 3087, 5019, 6453, 7203, 9261, 11711, 15057, 21609, 35133, 45171, 64827, 81977, 105399, 245931, 316197, 573839, 737793, 1721517, 2213379, 5164551, 15493653]

約数ペア:

[(1, 15493653), (3, 5164551), (7, 2213379), (9, 1721517), (21, 737793), (27, 573839), (49, 316197), (63, 245931), (147, 105399), (189, 81977), (239, 64827), (343, 45171), (441, 35133), (717, 21609), (1029, 15057), (1323, 11711), (1673, 9261), (2151, 7203), (2401, 6453), (3087, 5019)]