27181830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{69697}}^1$

素因数の和:69720

約数の個数: 32

約数和(自身を含む): 70255584

約数和(自身を除く): 43073754

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 69697, 139394, 209091, 348485, 418182, 696970, 906061, 1045455, 1812122, 2090910, 2718183, 4530305, 5436366, 9060610, 13590915, 27181830]

約数ペア:

[(1, 27181830), (2, 13590915), (3, 9060610), (5, 5436366), (6, 4530305), (10, 2718183), (13, 2090910), (15, 1812122), (26, 1045455), (30, 906061), (39, 696970), (65, 418182), (78, 348485), (130, 209091), (195, 139394), (390, 69697)]