9972018

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:109

約数の個数: 128

約数和(自身を含む): 28016640

約数和(自身を除く): 18044622

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 27, 31, 37, 42, 46, 54, 62, 63, 69, 74, 93, 111, 126, 138, 161, 186, 189, 207, 217, 222, 259, 279, 322, 333, 378, 414, 434, 483, 518, 558, 621, 651, 666, 713, 777, 837, 851, 966, 999, 1147, 1242, 1302, 1426, 1449, 1554, 1674, 1702, 1953, 1998, 2139, 2294, 2331, 2553, 2898, 3441, 3906, 4278, 4347, 4662, 4991, 5106, 5859, 5957, 6417, 6882, 6993, 7659, 8029, 8694, 9982, 10323, 11718, 11914, 12834, 13986, 14973, 15318, 16058, 17871, 19251, 20646, 22977, 24087, 26381, 29946, 30969, 35742, 38502, 44919, 45954, 48174, 52762, 53613, 61938, 72261, 79143, 89838, 107226, 134757, 144522, 158286, 160839, 184667, 216783, 237429, 269514, 321678, 369334, 433566, 474858, 554001, 712287, 1108002, 1424574, 1662003, 3324006, 4986009, 9972018]

約数ペア:

[(1, 9972018), (2, 4986009), (3, 3324006), (6, 1662003), (7, 1424574), (9, 1108002), (14, 712287), (18, 554001), (21, 474858), (23, 433566), (27, 369334), (31, 321678), (37, 269514), (42, 237429), (46, 216783), (54, 184667), (62, 160839), (63, 158286), (69, 144522), (74, 134757), (93, 107226), (111, 89838), (126, 79143), (138, 72261), (161, 61938), (186, 53613), (189, 52762), (207, 48174), (217, 45954), (222, 44919), (259, 38502), (279, 35742), (322, 30969), (333, 29946), (378, 26381), (414, 24087), (434, 22977), (483, 20646), (518, 19251), (558, 17871), (621, 16058), (651, 15318), (666, 14973), (713, 13986), (777, 12834), (837, 11914), (851, 11718), (966, 10323), (999, 9982), (1147, 8694), (1242, 8029), (1302, 7659), (1426, 6993), (1449, 6882), (1554, 6417), (1674, 5957), (1702, 5859), (1953, 5106), (1998, 4991), (2139, 4662), (2294, 4347), (2331, 4278), (2553, 3906), (2898, 3441)]