213434775

素因数分解:

$3^2\times 5^2\times {\mathrm{499}}^1\times {\mathrm{1901}}^1$

素因数の和:2416

約数の個数: 36

約数和(自身を含む): 383253000

約数和(自身を除く): 169818225

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 499, 1497, 1901, 2495, 4491, 5703, 7485, 9505, 12475, 17109, 22455, 28515, 37425, 47525, 85545, 112275, 142575, 427725, 948599, 2845797, 4742995, 8537391, 14228985, 23714975, 42686955, 71144925, 213434775]

約数ペア:

[(1, 213434775), (3, 71144925), (5, 42686955), (9, 23714975), (15, 14228985), (25, 8537391), (45, 4742995), (75, 2845797), (225, 948599), (499, 427725), (1497, 142575), (1901, 112275), (2495, 85545), (4491, 47525), (5703, 37425), (7485, 28515), (9505, 22455), (12475, 17109)]