31681626

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{281}}^1$

素因数の和:371

約数の個数: 64

約数和(自身を含む): 71470080

約数和(自身を除く): 39788454

約数列:

[1, 2, 3, 6, 19, 23, 38, 43, 46, 57, 69, 86, 114, 129, 138, 258, 281, 437, 562, 817, 843, 874, 989, 1311, 1634, 1686, 1978, 2451, 2622, 2967, 4902, 5339, 5934, 6463, 10678, 12083, 12926, 16017, 18791, 19389, 24166, 32034, 36249, 37582, 38778, 56373, 72498, 112746, 122797, 229577, 245594, 277909, 368391, 459154, 555818, 688731, 736782, 833727, 1377462, 1667454, 5280271, 10560542, 15840813, 31681626]

約数ペア:

[(1, 31681626), (2, 15840813), (3, 10560542), (6, 5280271), (19, 1667454), (23, 1377462), (38, 833727), (43, 736782), (46, 688731), (57, 555818), (69, 459154), (86, 368391), (114, 277909), (129, 245594), (138, 229577), (258, 122797), (281, 112746), (437, 72498), (562, 56373), (817, 38778), (843, 37582), (874, 36249), (989, 32034), (1311, 24166), (1634, 19389), (1686, 18791), (1978, 16017), (2451, 12926), (2622, 12083), (2967, 10678), (4902, 6463), (5339, 5934)]