261847764

素因数分解:

$2^2\times 3^2\times {\mathrm{163}}^1\times {\mathrm{44623}}^1$

素因数の和:44796

約数の個数: 36

約数和(自身を含む): 665968576

約数和(自身を除く): 404120812

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 163, 326, 489, 652, 978, 1467, 1956, 2934, 5868, 44623, 89246, 133869, 178492, 267738, 401607, 535476, 803214, 1606428, 7273549, 14547098, 21820647, 29094196, 43641294, 65461941, 87282588, 130923882, 261847764]

約数ペア:

[(1, 261847764), (2, 130923882), (3, 87282588), (4, 65461941), (6, 43641294), (9, 29094196), (12, 21820647), (18, 14547098), (36, 7273549), (163, 1606428), (326, 803214), (489, 535476), (652, 401607), (978, 267738), (1467, 178492), (1956, 133869), (2934, 89246), (5868, 44623)]