84887217

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{151}}^1\times {\mathrm{443}}^1$

素因数の和:650

約数の個数: 32

約数和(自身を含む): 129576960

約数和(自身を除く): 44689743

約数列:

[1, 3, 9, 27, 47, 141, 151, 423, 443, 453, 1269, 1329, 1359, 3987, 4077, 7097, 11961, 20821, 21291, 62463, 63873, 66893, 187389, 191619, 200679, 562167, 602037, 1806111, 3143971, 9431913, 28295739, 84887217]

約数ペア:

[(1, 84887217), (3, 28295739), (9, 9431913), (27, 3143971), (47, 1806111), (141, 602037), (151, 562167), (423, 200679), (443, 191619), (453, 187389), (1269, 66893), (1329, 63873), (1359, 62463), (3987, 21291), (4077, 20821), (7097, 11961)]