31130172

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{23371}}^1$

素因数の和:23418

約数の個数: 36

約数和(自身を含む): 80820376

約数和(自身を除く): 49690204

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 222, 333, 444, 666, 1332, 23371, 46742, 70113, 93484, 140226, 210339, 280452, 420678, 841356, 864727, 1729454, 2594181, 3458908, 5188362, 7782543, 10376724, 15565086, 31130172]

約数ペア:

[(1, 31130172), (2, 15565086), (3, 10376724), (4, 7782543), (6, 5188362), (9, 3458908), (12, 2594181), (18, 1729454), (36, 864727), (37, 841356), (74, 420678), (111, 280452), (148, 210339), (222, 140226), (333, 93484), (444, 70113), (666, 46742), (1332, 23371)]