247914394

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71693}}^1$

素因数の和:71734

約数の個数: 32

約数和(自身を含む): 481783680

約数和(自身を除く): 233869286

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 182, 247, 266, 494, 1729, 3458, 71693, 143386, 501851, 932009, 1003702, 1362167, 1864018, 2724334, 6524063, 9535169, 13048126, 17708171, 19070338, 35416342, 123957197, 247914394]

約数ペア:

[(1, 247914394), (2, 123957197), (7, 35416342), (13, 19070338), (14, 17708171), (19, 13048126), (26, 9535169), (38, 6524063), (91, 2724334), (133, 1864018), (182, 1362167), (247, 1003702), (266, 932009), (494, 501851), (1729, 143386), (3458, 71693)]