131427351

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{653}}^1$

素因数の和:796

約数の個数: 48

約数和(自身を含む): 220371840

約数和(自身を除く): 88944489

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 107, 171, 209, 321, 627, 653, 963, 1177, 1881, 1959, 2033, 3531, 5877, 6099, 7183, 10593, 12407, 18297, 21549, 22363, 37221, 64647, 67089, 69871, 111663, 136477, 201267, 209613, 409431, 628839, 768581, 1228293, 1327549, 2305743, 3982647, 6917229, 11947941, 14603039, 43809117, 131427351]

約数ペア:

[(1, 131427351), (3, 43809117), (9, 14603039), (11, 11947941), (19, 6917229), (33, 3982647), (57, 2305743), (99, 1327549), (107, 1228293), (171, 768581), (209, 628839), (321, 409431), (627, 209613), (653, 201267), (963, 136477), (1177, 111663), (1881, 69871), (1959, 67089), (2033, 64647), (3531, 37221), (5877, 22363), (6099, 21549), (7183, 18297), (10593, 12407)]