73981830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{189697}}^1$

素因数の和:189720

約数の個数: 32

約数和(自身を含む): 191215584

約数和(自身を除く): 117233754

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 189697, 379394, 569091, 948485, 1138182, 1896970, 2466061, 2845455, 4932122, 5690910, 7398183, 12330305, 14796366, 24660610, 36990915, 73981830]

約数ペア:

[(1, 73981830), (2, 36990915), (3, 24660610), (5, 14796366), (6, 12330305), (10, 7398183), (13, 5690910), (15, 4932122), (26, 2845455), (30, 2466061), (39, 1896970), (65, 1138182), (78, 948485), (130, 569091), (195, 379394), (390, 189697)]