28554315

素因数分解:

$3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{293}}^1$

素因数の和:463

約数の個数: 32

約数和(自身を含む): 46992960

約数和(自身を除く): 18438645

約数列:

[1, 3, 5, 15, 73, 89, 219, 267, 293, 365, 445, 879, 1095, 1335, 1465, 4395, 6497, 19491, 21389, 26077, 32485, 64167, 78231, 97455, 106945, 130385, 320835, 391155, 1903621, 5710863, 9518105, 28554315]

約数ペア:

[(1, 28554315), (3, 9518105), (5, 5710863), (15, 1903621), (73, 391155), (89, 320835), (219, 130385), (267, 106945), (293, 97455), (365, 78231), (445, 64167), (879, 32485), (1095, 26077), (1335, 21389), (1465, 19491), (4395, 6497)]