15222724

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:304

約数の個数: 48

約数和(自身を含む): 31046400

約数和(自身を除く): 15823676

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 131, 139, 209, 262, 278, 418, 524, 556, 836, 1441, 1529, 2489, 2641, 2882, 3058, 4978, 5282, 5764, 6116, 9956, 10564, 18209, 27379, 29051, 36418, 54758, 58102, 72836, 109516, 116204, 200299, 345971, 400598, 691942, 801196, 1383884, 3805681, 7611362, 15222724]

約数ペア:

[(1, 15222724), (2, 7611362), (4, 3805681), (11, 1383884), (19, 801196), (22, 691942), (38, 400598), (44, 345971), (76, 200299), (131, 116204), (139, 109516), (209, 72836), (262, 58102), (278, 54758), (418, 36418), (524, 29051), (556, 27379), (836, 18209), (1441, 10564), (1529, 9956), (2489, 6116), (2641, 5764), (2882, 5282), (3058, 4978)]