31053087

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1$

素因数の和:328

約数の個数: 48

約数和(自身を含む): 51906400

約数和(自身を除く): 20853313

約数列:

[1, 3, 9, 13, 19, 39, 57, 61, 117, 171, 183, 229, 247, 549, 687, 741, 793, 1159, 2061, 2223, 2379, 2977, 3477, 4351, 7137, 8931, 10431, 13053, 13969, 15067, 26793, 39159, 41907, 45201, 56563, 125721, 135603, 169689, 181597, 265411, 509067, 544791, 796233, 1634373, 2388699, 3450343, 10351029, 31053087]

約数ペア:

[(1, 31053087), (3, 10351029), (9, 3450343), (13, 2388699), (19, 1634373), (39, 796233), (57, 544791), (61, 509067), (117, 265411), (171, 181597), (183, 169689), (229, 135603), (247, 125721), (549, 56563), (687, 45201), (741, 41907), (793, 39159), (1159, 26793), (2061, 15067), (2223, 13969), (2379, 13053), (2977, 10431), (3477, 8931), (4351, 7137)]