55130355

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{257}}^1$

素因数の和:505

約数の個数: 64

約数和(自身を含む): 112942080

約数和(自身を除く): 57811725

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 227, 257, 315, 681, 771, 945, 1135, 1285, 1589, 1799, 2043, 2313, 3405, 3855, 4767, 5397, 6129, 6939, 7945, 8995, 10215, 11565, 14301, 16191, 23835, 26985, 30645, 34695, 42903, 48573, 58339, 71505, 80955, 175017, 214515, 242865, 291695, 408373, 525051, 875085, 1225119, 1575153, 2041865, 2625255, 3675357, 6125595, 7875765, 11026071, 18376785, 55130355]

約数ペア:

[(1, 55130355), (3, 18376785), (5, 11026071), (7, 7875765), (9, 6125595), (15, 3675357), (21, 2625255), (27, 2041865), (35, 1575153), (45, 1225119), (63, 875085), (105, 525051), (135, 408373), (189, 291695), (227, 242865), (257, 214515), (315, 175017), (681, 80955), (771, 71505), (945, 58339), (1135, 48573), (1285, 42903), (1589, 34695), (1799, 30645), (2043, 26985), (2313, 23835), (3405, 16191), (3855, 14301), (4767, 11565), (5397, 10215), (6129, 8995), (6939, 7945)]