78843141

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1223}}^1$

素因数の和:1290

約数の個数: 48

約数和(自身を含む): 133660800

約数和(自身を除く): 54817659

約数列:

[1, 3, 9, 13, 19, 29, 39, 57, 87, 117, 171, 247, 261, 377, 551, 741, 1131, 1223, 1653, 2223, 3393, 3669, 4959, 7163, 11007, 15899, 21489, 23237, 35467, 47697, 64467, 69711, 106401, 143091, 209133, 302081, 319203, 461071, 673873, 906243, 1383213, 2021619, 2718729, 4149639, 6064857, 8760349, 26281047, 78843141]

約数ペア:

[(1, 78843141), (3, 26281047), (9, 8760349), (13, 6064857), (19, 4149639), (29, 2718729), (39, 2021619), (57, 1383213), (87, 906243), (117, 673873), (171, 461071), (247, 319203), (261, 302081), (377, 209133), (551, 143091), (741, 106401), (1131, 69711), (1223, 64467), (1653, 47697), (2223, 35467), (3393, 23237), (3669, 21489), (4959, 15899), (7163, 11007)]