29970405

素因数分解:

$3^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1451}}^1$

素因数の和:1488

約数の個数: 48

約数和(自身を含む): 57081024

約数和(自身を除く): 27110619

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 243, 255, 405, 459, 765, 1215, 1377, 1451, 2295, 4131, 4353, 6885, 7255, 13059, 20655, 21765, 24667, 39177, 65295, 74001, 117531, 123335, 195885, 222003, 352593, 370005, 587655, 666009, 1110015, 1762965, 1998027, 3330045, 5994081, 9990135, 29970405]

約数ペア:

[(1, 29970405), (3, 9990135), (5, 5994081), (9, 3330045), (15, 1998027), (17, 1762965), (27, 1110015), (45, 666009), (51, 587655), (81, 370005), (85, 352593), (135, 222003), (153, 195885), (243, 123335), (255, 117531), (405, 74001), (459, 65295), (765, 39177), (1215, 24667), (1377, 21765), (1451, 20655), (2295, 13059), (4131, 7255), (4353, 6885)]