51731757

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{167}}^1$

素因数の和:343

約数の個数: 64

約数和(自身を含む): 96768000

約数和(自身を除く): 45036243

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 149, 167, 189, 231, 297, 447, 501, 693, 1043, 1169, 1341, 1503, 1639, 1837, 2079, 3129, 3507, 4023, 4509, 4917, 5511, 9387, 10521, 11473, 12859, 14751, 16533, 24883, 28161, 31563, 34419, 38577, 44253, 49599, 74649, 103257, 115731, 174181, 223947, 273713, 309771, 347193, 522543, 671841, 821139, 1567629, 1915991, 2463417, 4702887, 5747973, 7390251, 17243919, 51731757]

約数ペア:

[(1, 51731757), (3, 17243919), (7, 7390251), (9, 5747973), (11, 4702887), (21, 2463417), (27, 1915991), (33, 1567629), (63, 821139), (77, 671841), (99, 522543), (149, 347193), (167, 309771), (189, 273713), (231, 223947), (297, 174181), (447, 115731), (501, 103257), (693, 74649), (1043, 49599), (1169, 44253), (1341, 38577), (1503, 34419), (1639, 31563), (1837, 28161), (2079, 24883), (3129, 16533), (3507, 14751), (4023, 12859), (4509, 11473), (4917, 10521), (5511, 9387)]