249645747

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{173}}^1\times {\mathrm{227}}^1$

素因数の和:579

約数の個数: 32

約数和(自身を含む): 364347648

約数和(自身を除く): 114701901

約数列:

[1, 3, 13, 39, 163, 173, 227, 489, 519, 681, 2119, 2249, 2951, 6357, 6747, 8853, 28199, 37001, 39271, 84597, 111003, 117813, 366587, 481013, 510523, 1099761, 1443039, 1531569, 6401173, 19203519, 83215249, 249645747]

約数ペア:

[(1, 249645747), (3, 83215249), (13, 19203519), (39, 6401173), (163, 1531569), (173, 1443039), (227, 1099761), (489, 510523), (519, 481013), (681, 366587), (2119, 117813), (2249, 111003), (2951, 84597), (6357, 39271), (6747, 37001), (8853, 28199)]