28126623

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{683}}^1$

素因数の和:783

約数の個数: 32

約数和(自身を含む): 44914176

約数和(自身を除く): 16787553

約数列:

[1, 3, 7, 21, 37, 53, 111, 159, 259, 371, 683, 777, 1113, 1961, 2049, 4781, 5883, 13727, 14343, 25271, 36199, 41181, 75813, 108597, 176897, 253393, 530691, 760179, 1339363, 4018089, 9375541, 28126623]

約数ペア:

[(1, 28126623), (3, 9375541), (7, 4018089), (21, 1339363), (37, 760179), (53, 530691), (111, 253393), (159, 176897), (259, 108597), (371, 75813), (683, 41181), (777, 36199), (1113, 25271), (1961, 14343), (2049, 13727), (4781, 5883)]