71639478

素因数分解:

$2^1\times 3^4\times {\mathrm{163}}^1\times {\mathrm{2713}}^1$

素因数の和:2890

約数の個数: 40

約数和(自身を含む): 161569848

約数和(自身を除く): 89930370

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 163, 326, 489, 978, 1467, 2713, 2934, 4401, 5426, 8139, 8802, 13203, 16278, 24417, 26406, 48834, 73251, 146502, 219753, 439506, 442219, 884438, 1326657, 2653314, 3979971, 7959942, 11939913, 23879826, 35819739, 71639478]

約数ペア:

[(1, 71639478), (2, 35819739), (3, 23879826), (6, 11939913), (9, 7959942), (18, 3979971), (27, 2653314), (54, 1326657), (81, 884438), (162, 442219), (163, 439506), (326, 219753), (489, 146502), (978, 73251), (1467, 48834), (2713, 26406), (2934, 24417), (4401, 16278), (5426, 13203), (8139, 8802)]