206838954

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{643}}^1$

素因数の和:721

約数の個数: 128

約数和(自身を含む): 563834880

約数和(自身を除く): 356995926

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 27, 37, 42, 46, 54, 63, 69, 74, 111, 126, 138, 161, 189, 207, 222, 259, 322, 333, 378, 414, 483, 518, 621, 643, 666, 777, 851, 966, 999, 1242, 1286, 1449, 1554, 1702, 1929, 1998, 2331, 2553, 2898, 3858, 4347, 4501, 4662, 5106, 5787, 5957, 6993, 7659, 8694, 9002, 11574, 11914, 13503, 13986, 14789, 15318, 17361, 17871, 22977, 23791, 27006, 29578, 34722, 35742, 40509, 44367, 45954, 47582, 53613, 71373, 81018, 88734, 103523, 107226, 121527, 133101, 142746, 160839, 166537, 207046, 214119, 243054, 266202, 310569, 321678, 333074, 399303, 428238, 499611, 547193, 621138, 642357, 798606, 931707, 999222, 1094386, 1284714, 1498833, 1641579, 1863414, 2795121, 2997666, 3283158, 3830351, 4496499, 4924737, 5590242, 7660702, 8992998, 9849474, 11491053, 14774211, 22982106, 29548422, 34473159, 68946318, 103419477, 206838954]

約数ペア:

[(1, 206838954), (2, 103419477), (3, 68946318), (6, 34473159), (7, 29548422), (9, 22982106), (14, 14774211), (18, 11491053), (21, 9849474), (23, 8992998), (27, 7660702), (37, 5590242), (42, 4924737), (46, 4496499), (54, 3830351), (63, 3283158), (69, 2997666), (74, 2795121), (111, 1863414), (126, 1641579), (138, 1498833), (161, 1284714), (189, 1094386), (207, 999222), (222, 931707), (259, 798606), (322, 642357), (333, 621138), (378, 547193), (414, 499611), (483, 428238), (518, 399303), (621, 333074), (643, 321678), (666, 310569), (777, 266202), (851, 243054), (966, 214119), (999, 207046), (1242, 166537), (1286, 160839), (1449, 142746), (1554, 133101), (1702, 121527), (1929, 107226), (1998, 103523), (2331, 88734), (2553, 81018), (2898, 71373), (3858, 53613), (4347, 47582), (4501, 45954), (4662, 44367), (5106, 40509), (5787, 35742), (5957, 34722), (6993, 29578), (7659, 27006), (8694, 23791), (9002, 22977), (11574, 17871), (11914, 17361), (13503, 15318), (13986, 14789)]