304395

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1$

素因数の和:251

約数の個数: 32

約数和(自身を含む): 602112

約数和(自身を除く): 297717

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 223, 273, 455, 669, 1115, 1365, 1561, 2899, 3345, 4683, 7805, 8697, 14495, 20293, 23415, 43485, 60879, 101465, 304395]

約数ペア:

[(1, 304395), (3, 101465), (5, 60879), (7, 43485), (13, 23415), (15, 20293), (21, 14495), (35, 8697), (39, 7805), (65, 4683), (91, 3345), (105, 2899), (195, 1561), (223, 1365), (273, 1115), (455, 669)]