331301385

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{449}}^1\times {\mathrm{863}}^1$

素因数の和:1342

約数の個数: 48

約数和(自身を含む): 606528000

約数和(自身を除く): 275226615

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 449, 855, 863, 1347, 2245, 2589, 4041, 4315, 6735, 7767, 8531, 12945, 16397, 20205, 25593, 38835, 42655, 49191, 76779, 81985, 127965, 147573, 245955, 383895, 387487, 737865, 1162461, 1937435, 3487383, 5812305, 7362253, 17436915, 22086759, 36811265, 66260277, 110433795, 331301385]

約数ペア:

[(1, 331301385), (3, 110433795), (5, 66260277), (9, 36811265), (15, 22086759), (19, 17436915), (45, 7362253), (57, 5812305), (95, 3487383), (171, 1937435), (285, 1162461), (449, 737865), (855, 387487), (863, 383895), (1347, 245955), (2245, 147573), (2589, 127965), (4041, 81985), (4315, 76779), (6735, 49191), (7767, 42655), (8531, 38835), (12945, 25593), (16397, 20205)]