22177953

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:302

約数の個数: 48

約数和(自身を含む): 38688000

約数和(自身を除く): 16510047

約数列:

[1, 3, 7, 9, 21, 29, 61, 63, 87, 183, 199, 203, 261, 427, 549, 597, 609, 1281, 1393, 1769, 1791, 1827, 3843, 4179, 5307, 5771, 12139, 12383, 12537, 15921, 17313, 36417, 37149, 40397, 51939, 84973, 109251, 111447, 121191, 254919, 352031, 363573, 764757, 1056093, 2464217, 3168279, 7392651, 22177953]

約数ペア:

[(1, 22177953), (3, 7392651), (7, 3168279), (9, 2464217), (21, 1056093), (29, 764757), (61, 363573), (63, 352031), (87, 254919), (183, 121191), (199, 111447), (203, 109251), (261, 84973), (427, 51939), (549, 40397), (597, 37149), (609, 36417), (1281, 17313), (1393, 15921), (1769, 12537), (1791, 12383), (1827, 12139), (3843, 5771), (4179, 5307)]