42378945

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{2333}}^1$

素因数の和:2521

約数の個数: 32

約数和(自身を含む): 77974272

約数和(自身を除く): 35595327

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 173, 519, 865, 1211, 2333, 2595, 3633, 6055, 6999, 11665, 16331, 18165, 34995, 48993, 81655, 244965, 403609, 1210827, 2018045, 2825263, 6054135, 8475789, 14126315, 42378945]

約数ペア:

[(1, 42378945), (3, 14126315), (5, 8475789), (7, 6054135), (15, 2825263), (21, 2018045), (35, 1210827), (105, 403609), (173, 244965), (519, 81655), (865, 48993), (1211, 34995), (2333, 18165), (2595, 16331), (3633, 11665), (6055, 6999)]