25428978

素因数分解:

$2^1\times 3^6\times {\mathrm{107}}^1\times {\mathrm{163}}^1$

素因数の和:290

約数の個数: 56

約数和(自身を含む): 58077648

約数和(自身を除く): 32648670

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 107, 162, 163, 214, 243, 321, 326, 486, 489, 642, 729, 963, 978, 1458, 1467, 1926, 2889, 2934, 4401, 5778, 8667, 8802, 13203, 17334, 17441, 26001, 26406, 34882, 39609, 52002, 52323, 78003, 79218, 104646, 118827, 156006, 156969, 237654, 313938, 470907, 941814, 1412721, 2825442, 4238163, 8476326, 12714489, 25428978]

約数ペア:

[(1, 25428978), (2, 12714489), (3, 8476326), (6, 4238163), (9, 2825442), (18, 1412721), (27, 941814), (54, 470907), (81, 313938), (107, 237654), (162, 156969), (163, 156006), (214, 118827), (243, 104646), (321, 79218), (326, 78003), (486, 52323), (489, 52002), (642, 39609), (729, 34882), (963, 26406), (978, 26001), (1458, 17441), (1467, 17334), (1926, 13203), (2889, 8802), (2934, 8667), (4401, 5778)]