28108365

素因数分解:

$3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1\times {\mathrm{211}}^1$

素因数の和:409

約数の個数: 32

約数和(自身を含む): 46158336

約数和(自身を除く): 18049971

約数列:

[1, 3, 5, 15, 83, 107, 211, 249, 321, 415, 535, 633, 1055, 1245, 1605, 3165, 8881, 17513, 22577, 26643, 44405, 52539, 67731, 87565, 112885, 133215, 262695, 338655, 1873891, 5621673, 9369455, 28108365]

約数ペア:

[(1, 28108365), (3, 9369455), (5, 5621673), (15, 1873891), (83, 338655), (107, 262695), (211, 133215), (249, 112885), (321, 87565), (415, 67731), (535, 52539), (633, 44405), (1055, 26643), (1245, 22577), (1605, 17513), (3165, 8881)]