28878273

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{577}}^1$

素因数の和:733

約数の個数: 24

約数和(自身を含む): 42919968

約数和(自身を除く): 14041695

約数列:

[1, 3, 9, 67, 83, 201, 249, 577, 603, 747, 1731, 5193, 5561, 16683, 38659, 47891, 50049, 115977, 143673, 347931, 431019, 3208697, 9626091, 28878273]

約数ペア:

[(1, 28878273), (3, 9626091), (9, 3208697), (67, 431019), (83, 347931), (201, 143673), (249, 115977), (577, 50049), (603, 47891), (747, 38659), (1731, 16683), (5193, 5561)]