215043664

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{17209}}^1$

素因数の和:17299

約数の個数: 40

約数和(自身を含む): 460952640

約数和(自身を除く): 245908976

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 71, 88, 142, 176, 284, 568, 781, 1136, 1562, 3124, 6248, 12496, 17209, 34418, 68836, 137672, 189299, 275344, 378598, 757196, 1221839, 1514392, 2443678, 3028784, 4887356, 9774712, 13440229, 19549424, 26880458, 53760916, 107521832, 215043664]

約数ペア:

[(1, 215043664), (2, 107521832), (4, 53760916), (8, 26880458), (11, 19549424), (16, 13440229), (22, 9774712), (44, 4887356), (71, 3028784), (88, 2443678), (142, 1514392), (176, 1221839), (284, 757196), (568, 378598), (781, 275344), (1136, 189299), (1562, 137672), (3124, 68836), (6248, 34418), (12496, 17209)]