15242985

素因数分解:

$3^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{617}}^1$

素因数の和:695

約数の個数: 40

約数和(自身を含む): 27817416

約数和(自身を除く): 12574431

約数列:

[1, 3, 5, 9, 15, 27, 45, 61, 81, 135, 183, 305, 405, 549, 617, 915, 1647, 1851, 2745, 3085, 4941, 5553, 8235, 9255, 16659, 24705, 27765, 37637, 49977, 83295, 112911, 188185, 249885, 338733, 564555, 1016199, 1693665, 3048597, 5080995, 15242985]

約数ペア:

[(1, 15242985), (3, 5080995), (5, 3048597), (9, 1693665), (15, 1016199), (27, 564555), (45, 338733), (61, 249885), (81, 188185), (135, 112911), (183, 83295), (305, 49977), (405, 37637), (549, 27765), (617, 24705), (915, 16659), (1647, 9255), (1851, 8235), (2745, 5553), (3085, 4941)]