31181409

素因数分解:

$3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{5689}}^1$

素因数の和:5734

約数の個数: 32

約数和(自身を含む): 54624000

約数和(自身を除く): 23442591

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 87, 189, 203, 261, 609, 783, 1827, 5481, 5689, 17067, 39823, 51201, 119469, 153603, 164981, 358407, 494943, 1075221, 1154867, 1484829, 3464601, 4454487, 10393803, 31181409]

約数ペア:

[(1, 31181409), (3, 10393803), (7, 4454487), (9, 3464601), (21, 1484829), (27, 1154867), (29, 1075221), (63, 494943), (87, 358407), (189, 164981), (203, 153603), (261, 119469), (609, 51201), (783, 39823), (1827, 17067), (5481, 5689)]