138666108

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{19889}}^1$

素因数の和:19986

約数の個数: 48

約数和(自身を含む): 374250240

約数和(自身を除く): 235584132

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 83, 84, 166, 249, 332, 498, 581, 996, 1162, 1743, 2324, 3486, 6972, 19889, 39778, 59667, 79556, 119334, 139223, 238668, 278446, 417669, 556892, 835338, 1650787, 1670676, 3301574, 4952361, 6603148, 9904722, 11555509, 19809444, 23111018, 34666527, 46222036, 69333054, 138666108]

約数ペア:

[(1, 138666108), (2, 69333054), (3, 46222036), (4, 34666527), (6, 23111018), (7, 19809444), (12, 11555509), (14, 9904722), (21, 6603148), (28, 4952361), (42, 3301574), (83, 1670676), (84, 1650787), (166, 835338), (249, 556892), (332, 417669), (498, 278446), (581, 238668), (996, 139223), (1162, 119334), (1743, 79556), (2324, 59667), (3486, 39778), (6972, 19889)]