1389152128

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{499}}^1$

素因数の和:772

約数の個数: 128

約数和(自身を含む): 3427200000

約数和(自身を除く): 2038047872

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 239, 364, 416, 448, 478, 499, 728, 832, 896, 956, 998, 1456, 1664, 1673, 1912, 1996, 2912, 3107, 3346, 3493, 3824, 3992, 5824, 6214, 6487, 6692, 6986, 7648, 7984, 11648, 12428, 12974, 13384, 13972, 15296, 15968, 21749, 24856, 25948, 26768, 27944, 30592, 31936, 43498, 45409, 49712, 51896, 53536, 55888, 63872, 86996, 90818, 99424, 103792, 107072, 111776, 119261, 173992, 181636, 198848, 207584, 214144, 223552, 238522, 347984, 363272, 397696, 415168, 447104, 477044, 695968, 726544, 830336, 834827, 954088, 1391936, 1453088, 1550393, 1669654, 1908176, 2783872, 2906176, 3100786, 3339308, 3816352, 5812352, 6201572, 6678616, 7632704, 10852751, 12403144, 13357232, 15265408, 21705502, 24806288, 26714464, 43411004, 49612576, 53428928, 86822008, 99225152, 106857856, 173644016, 198450304, 347288032, 694576064, 1389152128]

約数ペア:

[(1, 1389152128), (2, 694576064), (4, 347288032), (7, 198450304), (8, 173644016), (13, 106857856), (14, 99225152), (16, 86822008), (26, 53428928), (28, 49612576), (32, 43411004), (52, 26714464), (56, 24806288), (64, 21705502), (91, 15265408), (104, 13357232), (112, 12403144), (128, 10852751), (182, 7632704), (208, 6678616), (224, 6201572), (239, 5812352), (364, 3816352), (416, 3339308), (448, 3100786), (478, 2906176), (499, 2783872), (728, 1908176), (832, 1669654), (896, 1550393), (956, 1453088), (998, 1391936), (1456, 954088), (1664, 834827), (1673, 830336), (1912, 726544), (1996, 695968), (2912, 477044), (3107, 447104), (3346, 415168), (3493, 397696), (3824, 363272), (3992, 347984), (5824, 238522), (6214, 223552), (6487, 214144), (6692, 207584), (6986, 198848), (7648, 181636), (7984, 173992), (11648, 119261), (12428, 111776), (12974, 107072), (13384, 103792), (13972, 99424), (15296, 90818), (15968, 86996), (21749, 63872), (24856, 55888), (25948, 53536), (26768, 51896), (27944, 49712), (30592, 45409), (31936, 43498)]