2988403845

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{400859}}^1$

素因数の和:400945

約数の個数: 32

約数和(自身を含む): 5541488640

約数和(自身を除く): 2553084795

約数列:

[1, 3, 5, 7, 15, 21, 35, 71, 105, 213, 355, 497, 1065, 1491, 2485, 7455, 400859, 1202577, 2004295, 2806013, 6012885, 8418039, 14030065, 28460989, 42090195, 85382967, 142304945, 199226923, 426914835, 597680769, 996134615, 2988403845]

約数ペア:

[(1, 2988403845), (3, 996134615), (5, 597680769), (7, 426914835), (15, 199226923), (21, 142304945), (35, 85382967), (71, 42090195), (105, 28460989), (213, 14030065), (355, 8418039), (497, 6012885), (1065, 2806013), (1491, 2004295), (2485, 1202577), (7455, 400859)]