248869208

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{571}}^1$

素因数の和:808

約数の個数: 64

約数和(自身を含む): 549669120

約数和(自身を除く): 300799912

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 172, 181, 301, 344, 362, 571, 602, 724, 1142, 1204, 1267, 1448, 2284, 2408, 2534, 3997, 4568, 5068, 7783, 7994, 10136, 15566, 15988, 24553, 31132, 31976, 49106, 54481, 62264, 98212, 103351, 108962, 171871, 196424, 206702, 217924, 343742, 413404, 435848, 687484, 723457, 826808, 1374968, 1446914, 2893828, 4444093, 5787656, 8888186, 17776372, 31108651, 35552744, 62217302, 124434604, 248869208]

約数ペア:

[(1, 248869208), (2, 124434604), (4, 62217302), (7, 35552744), (8, 31108651), (14, 17776372), (28, 8888186), (43, 5787656), (56, 4444093), (86, 2893828), (172, 1446914), (181, 1374968), (301, 826808), (344, 723457), (362, 687484), (571, 435848), (602, 413404), (724, 343742), (1142, 217924), (1204, 206702), (1267, 196424), (1448, 171871), (2284, 108962), (2408, 103351), (2534, 98212), (3997, 62264), (4568, 54481), (5068, 49106), (7783, 31976), (7994, 31132), (10136, 24553), (15566, 15988)]