31469172

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{491}}^1$

素因数の和:621

約数の個数: 72

約数和(自身を含む): 86375520

約数和(自身を除く): 54906348

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 109, 147, 196, 218, 294, 327, 436, 491, 588, 654, 763, 982, 1308, 1473, 1526, 1964, 2289, 2946, 3052, 3437, 4578, 5341, 5892, 6874, 9156, 10311, 10682, 13748, 16023, 20622, 21364, 24059, 32046, 41244, 48118, 53519, 64092, 72177, 96236, 107038, 144354, 160557, 214076, 288708, 321114, 374633, 642228, 749266, 1123899, 1498532, 2247798, 2622431, 4495596, 5244862, 7867293, 10489724, 15734586, 31469172]

約数ペア:

[(1, 31469172), (2, 15734586), (3, 10489724), (4, 7867293), (6, 5244862), (7, 4495596), (12, 2622431), (14, 2247798), (21, 1498532), (28, 1123899), (42, 749266), (49, 642228), (84, 374633), (98, 321114), (109, 288708), (147, 214076), (196, 160557), (218, 144354), (294, 107038), (327, 96236), (436, 72177), (491, 64092), (588, 53519), (654, 48118), (763, 41244), (982, 32046), (1308, 24059), (1473, 21364), (1526, 20622), (1964, 16023), (2289, 13748), (2946, 10682), (3052, 10311), (3437, 9156), (4578, 6874), (5341, 5892)]