15663172

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:260

約数の個数: 48

約数和(自身を含む): 32488960

約数和(自身を除く): 16825788

約数列:

[1, 2, 4, 7, 14, 28, 73, 79, 97, 146, 158, 194, 292, 316, 388, 511, 553, 679, 1022, 1106, 1358, 2044, 2212, 2716, 5767, 7081, 7663, 11534, 14162, 15326, 23068, 28324, 30652, 40369, 49567, 53641, 80738, 99134, 107282, 161476, 198268, 214564, 559399, 1118798, 2237596, 3915793, 7831586, 15663172]

約数ペア:

[(1, 15663172), (2, 7831586), (4, 3915793), (7, 2237596), (14, 1118798), (28, 559399), (73, 214564), (79, 198268), (97, 161476), (146, 107282), (158, 99134), (194, 80738), (292, 53641), (316, 49567), (388, 40369), (511, 30652), (553, 28324), (679, 23068), (1022, 15326), (1106, 14162), (1358, 11534), (2044, 7663), (2212, 7081), (2716, 5767)]