15123556

素因数分解:

$2^2\times 7^3\times {\mathrm{73}}^1\times {\mathrm{151}}^1$

素因数の和:249

約数の個数: 48

約数和(自身を含む): 31494400

約数和(自身を除く): 16370844

約数列:

[1, 2, 4, 7, 14, 28, 49, 73, 98, 146, 151, 196, 292, 302, 343, 511, 604, 686, 1022, 1057, 1372, 2044, 2114, 3577, 4228, 7154, 7399, 11023, 14308, 14798, 22046, 25039, 29596, 44092, 50078, 51793, 77161, 100156, 103586, 154322, 207172, 308644, 540127, 1080254, 2160508, 3780889, 7561778, 15123556]

約数ペア:

[(1, 15123556), (2, 7561778), (4, 3780889), (7, 2160508), (14, 1080254), (28, 540127), (49, 308644), (73, 207172), (98, 154322), (146, 103586), (151, 100156), (196, 77161), (292, 51793), (302, 50078), (343, 44092), (511, 29596), (604, 25039), (686, 22046), (1022, 14798), (1057, 14308), (1372, 11023), (2044, 7399), (2114, 7154), (3577, 4228)]