27871425

素因数分解:

$3^3\times 5^2\times {\mathrm{157}}^1\times {\mathrm{263}}^1$

素因数の和:439

約数の個数: 48

約数和(自身を含む): 51722880

約数和(自身を除く): 23851455

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 157, 225, 263, 471, 675, 785, 789, 1315, 1413, 2355, 2367, 3925, 3945, 4239, 6575, 7065, 7101, 11775, 11835, 19725, 21195, 35325, 35505, 41291, 59175, 105975, 123873, 177525, 206455, 371619, 619365, 1032275, 1114857, 1858095, 3096825, 5574285, 9290475, 27871425]

約数ペア:

[(1, 27871425), (3, 9290475), (5, 5574285), (9, 3096825), (15, 1858095), (25, 1114857), (27, 1032275), (45, 619365), (75, 371619), (135, 206455), (157, 177525), (225, 123873), (263, 105975), (471, 59175), (675, 41291), (785, 35505), (789, 35325), (1315, 21195), (1413, 19725), (2355, 11835), (2367, 11775), (3925, 7101), (3945, 7065), (4239, 6575)]