28053417

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{439}}^1$

素因数の和:645

約数の個数: 32

約数和(自身を含む): 45619200

約数和(自身を除く): 17565783

約数列:

[1, 3, 7, 17, 21, 51, 119, 179, 357, 439, 537, 1253, 1317, 3043, 3073, 3759, 7463, 9129, 9219, 21301, 22389, 52241, 63903, 78581, 156723, 235743, 550067, 1335877, 1650201, 4007631, 9351139, 28053417]

約数ペア:

[(1, 28053417), (3, 9351139), (7, 4007631), (17, 1650201), (21, 1335877), (51, 550067), (119, 235743), (179, 156723), (357, 78581), (439, 63903), (537, 52241), (1253, 22389), (1317, 21301), (3043, 9219), (3073, 9129), (3759, 7463)]