78896349

素因数分解:

$3^4\times 7^1\times {\mathrm{347}}^1\times {\mathrm{401}}^1$

素因数の和:767

約数の個数: 40

約数和(自身を含む): 135419328

約数和(自身を除く): 56522979

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 347, 401, 567, 1041, 1203, 2429, 2807, 3123, 3609, 7287, 8421, 9369, 10827, 21861, 25263, 28107, 32481, 65583, 75789, 139147, 196749, 227367, 417441, 974029, 1252323, 2922087, 3756969, 8766261, 11270907, 26298783, 78896349]

約数ペア:

[(1, 78896349), (3, 26298783), (7, 11270907), (9, 8766261), (21, 3756969), (27, 2922087), (63, 1252323), (81, 974029), (189, 417441), (347, 227367), (401, 196749), (567, 139147), (1041, 75789), (1203, 65583), (2429, 32481), (2807, 28107), (3123, 25263), (3609, 21861), (7287, 10827), (8421, 9369)]