2722275

素因数分解:

$3^3\times 5^2\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:165

約数の個数: 48

約数和(自身を含む): 5183200

約数和(自身を除く): 2460925

約数列:

[1, 3, 5, 9, 15, 25, 27, 37, 45, 75, 109, 111, 135, 185, 225, 327, 333, 545, 555, 675, 925, 981, 999, 1635, 1665, 2725, 2775, 2943, 4033, 4905, 4995, 8175, 8325, 12099, 14715, 20165, 24525, 24975, 36297, 60495, 73575, 100825, 108891, 181485, 302475, 544455, 907425, 2722275]

約数ペア:

[(1, 2722275), (3, 907425), (5, 544455), (9, 302475), (15, 181485), (25, 108891), (27, 100825), (37, 73575), (45, 60495), (75, 36297), (109, 24975), (111, 24525), (135, 20165), (185, 14715), (225, 12099), (327, 8325), (333, 8175), (545, 4995), (555, 4905), (675, 4033), (925, 2943), (981, 2775), (999, 2725), (1635, 1665)]