28515746

素因数分解:

$2^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1$

素因数の和:255

約数の個数: 48

約数和(自身を含む): 52399872

約数和(自身を除く): 23884126

約数列:

[1, 2, 7, 14, 41, 47, 49, 82, 94, 98, 151, 287, 302, 329, 574, 658, 1057, 1927, 2009, 2114, 2303, 3854, 4018, 4606, 6191, 7097, 7399, 12382, 13489, 14194, 14798, 26978, 43337, 49679, 86674, 94423, 99358, 188846, 290977, 303359, 347753, 581954, 606718, 695506, 2036839, 4073678, 14257873, 28515746]

約数ペア:

[(1, 28515746), (2, 14257873), (7, 4073678), (14, 2036839), (41, 695506), (47, 606718), (49, 581954), (82, 347753), (94, 303359), (98, 290977), (151, 188846), (287, 99358), (302, 94423), (329, 86674), (574, 49679), (658, 43337), (1057, 26978), (1927, 14798), (2009, 14194), (2114, 13489), (2303, 12382), (3854, 7399), (4018, 7097), (4606, 6191)]