254947215

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{23251}}^1$

素因数の和:23319

約数の個数: 32

約数和(自身を含む): 441974016

約数和(自身を除く): 187026801

約数列:

[1, 3, 5, 15, 17, 43, 51, 85, 129, 215, 255, 645, 731, 2193, 3655, 10965, 23251, 69753, 116255, 348765, 395267, 999793, 1185801, 1976335, 2999379, 4998965, 5929005, 14996895, 16996481, 50989443, 84982405, 254947215]

約数ペア:

[(1, 254947215), (3, 84982405), (5, 50989443), (15, 16996481), (17, 14996895), (43, 5929005), (51, 4998965), (85, 2999379), (129, 1976335), (215, 1185801), (255, 999793), (645, 395267), (731, 348765), (2193, 116255), (3655, 69753), (10965, 23251)]