128423412

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{4651}}^1$

素因数の和:4733

約数の個数: 72

約数和(自身を含む): 355598880

約数和(自身を除く): 227175468

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 59, 78, 117, 118, 156, 177, 234, 236, 354, 468, 531, 708, 767, 1062, 1534, 2124, 2301, 3068, 4602, 4651, 6903, 9204, 9302, 13806, 13953, 18604, 27612, 27906, 41859, 55812, 60463, 83718, 120926, 167436, 181389, 241852, 274409, 362778, 544167, 548818, 725556, 823227, 1088334, 1097636, 1646454, 2176668, 2469681, 3292908, 3567317, 4939362, 7134634, 9878724, 10701951, 14269268, 21403902, 32105853, 42807804, 64211706, 128423412]

約数ペア:

[(1, 128423412), (2, 64211706), (3, 42807804), (4, 32105853), (6, 21403902), (9, 14269268), (12, 10701951), (13, 9878724), (18, 7134634), (26, 4939362), (36, 3567317), (39, 3292908), (52, 2469681), (59, 2176668), (78, 1646454), (117, 1097636), (118, 1088334), (156, 823227), (177, 725556), (234, 548818), (236, 544167), (354, 362778), (468, 274409), (531, 241852), (708, 181389), (767, 167436), (1062, 120926), (1534, 83718), (2124, 60463), (2301, 55812), (3068, 41859), (4602, 27906), (4651, 27612), (6903, 18604), (9204, 13953), (9302, 13806)]