219174215

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{1723}}^1$

素因数の和:1863

約数の個数: 32

約数和(自身を含む): 301217280

約数和(自身を除く): 82043065

約数列:

[1, 5, 13, 19, 65, 95, 103, 247, 515, 1235, 1339, 1723, 1957, 6695, 8615, 9785, 22399, 25441, 32737, 111995, 127205, 163685, 177469, 425581, 887345, 2127905, 2307097, 3371911, 11535485, 16859555, 43834843, 219174215]

約数ペア:

[(1, 219174215), (5, 43834843), (13, 16859555), (19, 11535485), (65, 3371911), (95, 2307097), (103, 2127905), (247, 887345), (515, 425581), (1235, 177469), (1339, 163685), (1723, 127205), (1957, 111995), (6695, 32737), (8615, 25441), (9785, 22399)]