57131001

素因数分解:

$3^7\times {\mathrm{151}}^1\times {\mathrm{173}}^1$

素因数の和:345

約数の個数: 32

約数和(自身を含む): 86749440

約数和(自身を除く): 29618439

約数列:

[1, 3, 9, 27, 81, 151, 173, 243, 453, 519, 729, 1359, 1557, 2187, 4077, 4671, 12231, 14013, 26123, 36693, 42039, 78369, 110079, 126117, 235107, 330237, 378351, 705321, 2115963, 6347889, 19043667, 57131001]

約数ペア:

[(1, 57131001), (3, 19043667), (9, 6347889), (27, 2115963), (81, 705321), (151, 378351), (173, 330237), (243, 235107), (453, 126117), (519, 110079), (729, 78369), (1359, 42039), (1557, 36693), (2187, 26123), (4077, 14013), (4671, 12231)]