87318405

素因数分解:

$3^5\times 5^1\times {\mathrm{71867}}^1$

素因数の和:71887

約数の個数: 24

約数和(自身を含む): 156959712

約数和(自身を除く): 69641307

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 71867, 215601, 359335, 646803, 1078005, 1940409, 3234015, 5821227, 9702045, 17463681, 29106135, 87318405]

約数ペア:

[(1, 87318405), (3, 29106135), (5, 17463681), (9, 9702045), (15, 5821227), (27, 3234015), (45, 1940409), (81, 1078005), (135, 646803), (243, 359335), (405, 215601), (1215, 71867)]