153969321

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{2683}}^1$

素因数の和:2781

約数の個数: 32

約数和(自身を含む): 234989568

約数和(自身を除く): 81020247

約数列:

[1, 3, 11, 33, 37, 47, 111, 141, 407, 517, 1221, 1551, 1739, 2683, 5217, 8049, 19129, 29513, 57387, 88539, 99271, 126101, 297813, 378303, 1091981, 1387111, 3275943, 4161333, 4665737, 13997211, 51323107, 153969321]

約数ペア:

[(1, 153969321), (3, 51323107), (11, 13997211), (33, 4665737), (37, 4161333), (47, 3275943), (111, 1387111), (141, 1091981), (407, 378303), (517, 297813), (1221, 126101), (1551, 99271), (1739, 88539), (2683, 57387), (5217, 29513), (8049, 19129)]