1288595968

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{228799}}^1$

素因数の和:228828

約数の個数: 40

約数和(自身を含む): 2808748800

約数和(自身を除く): 1520152832

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 256, 352, 512, 704, 1408, 2816, 5632, 228799, 457598, 915196, 1830392, 2516789, 3660784, 5033578, 7321568, 10067156, 14643136, 20134312, 29286272, 40268624, 58572544, 80537248, 117145088, 161074496, 322148992, 644297984, 1288595968]

約数ペア:

[(1, 1288595968), (2, 644297984), (4, 322148992), (8, 161074496), (11, 117145088), (16, 80537248), (22, 58572544), (32, 40268624), (44, 29286272), (64, 20134312), (88, 14643136), (128, 10067156), (176, 7321568), (256, 5033578), (352, 3660784), (512, 2516789), (704, 1830392), (1408, 915196), (2816, 457598), (5632, 228799)]