1388892088

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{109121}}^1$

素因数の和:109207

約数の個数: 32

約数和(自身を含む): 2736779760

約数和(自身を除く): 1347887672

約数列:

[1, 2, 4, 8, 37, 43, 74, 86, 148, 172, 296, 344, 1591, 3182, 6364, 12728, 109121, 218242, 436484, 872968, 4037477, 4692203, 8074954, 9384406, 16149908, 18768812, 32299816, 37537624, 173611511, 347223022, 694446044, 1388892088]

約数ペア:

[(1, 1388892088), (2, 694446044), (4, 347223022), (8, 173611511), (37, 37537624), (43, 32299816), (74, 18768812), (86, 16149908), (148, 9384406), (172, 8074954), (296, 4692203), (344, 4037477), (1591, 872968), (3182, 436484), (6364, 218242), (12728, 109121)]