28268714

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:278

約数の個数: 32

約数和(自身を含む): 45619200

約数和(自身を除く): 17350486

約数列:

[1, 2, 31, 47, 62, 89, 94, 109, 178, 218, 1457, 2759, 2914, 3379, 4183, 5123, 5518, 6758, 8366, 9701, 10246, 19402, 129673, 158813, 259346, 300731, 317626, 455947, 601462, 911894, 14134357, 28268714]

約数ペア:

[(1, 28268714), (2, 14134357), (31, 911894), (47, 601462), (62, 455947), (89, 317626), (94, 300731), (109, 259346), (178, 158813), (218, 129673), (1457, 19402), (2759, 10246), (2914, 9701), (3379, 8366), (4183, 6758), (5123, 5518)]