245397654

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{239179}}^1$

素因数の和:239209

約数の個数: 32

約数和(自身を含む): 574032000

約数和(自身を除く): 328634346

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 114, 171, 342, 513, 1026, 239179, 478358, 717537, 1435074, 2152611, 4305222, 4544401, 6457833, 9088802, 12915666, 13633203, 27266406, 40899609, 81799218, 122698827, 245397654]

約数ペア:

[(1, 245397654), (2, 122698827), (3, 81799218), (6, 40899609), (9, 27266406), (18, 13633203), (19, 12915666), (27, 9088802), (38, 6457833), (54, 4544401), (57, 4305222), (114, 2152611), (171, 1435074), (342, 717537), (513, 478358), (1026, 239179)]