31620237

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:146

約数の個数: 64

約数和(自身を含む): 52531200

約数和(自身を除く): 20910963

約数列:

[1, 3, 11, 19, 29, 33, 37, 47, 57, 87, 111, 141, 209, 319, 407, 517, 551, 627, 703, 893, 957, 1073, 1221, 1363, 1551, 1653, 1739, 2109, 2679, 3219, 4089, 5217, 6061, 7733, 9823, 11803, 14993, 18183, 19129, 20387, 23199, 25897, 29469, 33041, 35409, 44979, 50431, 57387, 61161, 77691, 99123, 151293, 224257, 284867, 363451, 554741, 672771, 854601, 958189, 1090353, 1664223, 2874567, 10540079, 31620237]

約数ペア:

[(1, 31620237), (3, 10540079), (11, 2874567), (19, 1664223), (29, 1090353), (33, 958189), (37, 854601), (47, 672771), (57, 554741), (87, 363451), (111, 284867), (141, 224257), (209, 151293), (319, 99123), (407, 77691), (517, 61161), (551, 57387), (627, 50431), (703, 44979), (893, 35409), (957, 33041), (1073, 29469), (1221, 25897), (1363, 23199), (1551, 20387), (1653, 19129), (1739, 18183), (2109, 14993), (2679, 11803), (3219, 9823), (4089, 7733), (5217, 6061)]