289576496

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{647}}^1\times {\mathrm{2543}}^1$

素因数の和:3209

約数の個数: 40

約数和(自身を含む): 613246464

約数和(自身を除く): 323669968

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 647, 1294, 2543, 2588, 5086, 5176, 7117, 10172, 10352, 14234, 20344, 27973, 28468, 40688, 55946, 56936, 111892, 113872, 223784, 447568, 1645321, 3290642, 6581284, 13162568, 18098531, 26325136, 36197062, 72394124, 144788248, 289576496]

約数ペア:

[(1, 289576496), (2, 144788248), (4, 72394124), (8, 36197062), (11, 26325136), (16, 18098531), (22, 13162568), (44, 6581284), (88, 3290642), (176, 1645321), (647, 447568), (1294, 223784), (2543, 113872), (2588, 111892), (5086, 56936), (5176, 55946), (7117, 40688), (10172, 28468), (10352, 27973), (14234, 20344)]