31697505

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2141}}^1$

素因数の和:2206

約数の個数: 48

約数和(自身を含む): 64157184

約数和(自身を除く): 32459679

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 47, 63, 105, 141, 235, 315, 329, 423, 705, 987, 1645, 2115, 2141, 2961, 4935, 6423, 10705, 14805, 14987, 19269, 32115, 44961, 74935, 96345, 100627, 134883, 224805, 301881, 503135, 674415, 704389, 905643, 1509405, 2113167, 3521945, 4528215, 6339501, 10565835, 31697505]

約数ペア:

[(1, 31697505), (3, 10565835), (5, 6339501), (7, 4528215), (9, 3521945), (15, 2113167), (21, 1509405), (35, 905643), (45, 704389), (47, 674415), (63, 503135), (105, 301881), (141, 224805), (235, 134883), (315, 100627), (329, 96345), (423, 74935), (705, 44961), (987, 32115), (1645, 19269), (2115, 14987), (2141, 14805), (2961, 10705), (4935, 6423)]