999718668

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{112429}}^1$

素因数の和:112471

約数の個数: 72

約数和(自身を含む): 2864716400

約数和(自身を除く): 1864997732

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 52, 57, 76, 78, 114, 117, 156, 171, 228, 234, 247, 342, 468, 494, 684, 741, 988, 1482, 2223, 2964, 4446, 8892, 112429, 224858, 337287, 449716, 674574, 1011861, 1349148, 1461577, 2023722, 2136151, 2923154, 4047444, 4272302, 4384731, 5846308, 6408453, 8544604, 8769462, 12816906, 13154193, 17538924, 19225359, 25633812, 26308386, 27769963, 38450718, 52616772, 55539926, 76901436, 83309889, 111079852, 166619778, 249929667, 333239556, 499859334, 999718668]

約数ペア:

[(1, 999718668), (2, 499859334), (3, 333239556), (4, 249929667), (6, 166619778), (9, 111079852), (12, 83309889), (13, 76901436), (18, 55539926), (19, 52616772), (26, 38450718), (36, 27769963), (38, 26308386), (39, 25633812), (52, 19225359), (57, 17538924), (76, 13154193), (78, 12816906), (114, 8769462), (117, 8544604), (156, 6408453), (171, 5846308), (228, 4384731), (234, 4272302), (247, 4047444), (342, 2923154), (468, 2136151), (494, 2023722), (684, 1461577), (741, 1349148), (988, 1011861), (1482, 674574), (2223, 449716), (2964, 337287), (4446, 224858), (8892, 112429)]