178825428

素因数分解:

$2^2\times 3^3\times {\mathrm{71}}^1\times {\mathrm{23321}}^1$

素因数の和:23405

約数の個数: 48

約数和(自身を含む): 470171520

約数和(自身を除く): 291346092

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 71, 108, 142, 213, 284, 426, 639, 852, 1278, 1917, 2556, 3834, 7668, 23321, 46642, 69963, 93284, 139926, 209889, 279852, 419778, 629667, 839556, 1259334, 1655791, 2518668, 3311582, 4967373, 6623164, 9934746, 14902119, 19869492, 29804238, 44706357, 59608476, 89412714, 178825428]

約数ペア:

[(1, 178825428), (2, 89412714), (3, 59608476), (4, 44706357), (6, 29804238), (9, 19869492), (12, 14902119), (18, 9934746), (27, 6623164), (36, 4967373), (54, 3311582), (71, 2518668), (108, 1655791), (142, 1259334), (213, 839556), (284, 629667), (426, 419778), (639, 279852), (852, 209889), (1278, 139926), (1917, 93284), (2556, 69963), (3834, 46642), (7668, 23321)]