31421130

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{80567}}^1$

素因数の和:80590

約数の個数: 32

約数和(自身を含む): 81212544

約数和(自身を除く): 49791414

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 80567, 161134, 241701, 402835, 483402, 805670, 1047371, 1208505, 2094742, 2417010, 3142113, 5236855, 6284226, 10473710, 15710565, 31421130]

約数ペア:

[(1, 31421130), (2, 15710565), (3, 10473710), (5, 6284226), (6, 5236855), (10, 3142113), (13, 2417010), (15, 2094742), (26, 1208505), (30, 1047371), (39, 805670), (65, 483402), (78, 402835), (130, 241701), (195, 161134), (390, 80567)]