13990725

素因数分解:

$3^5\times 5^2\times 7^2\times {\mathrm{47}}^1$

素因数の和:86

約数の個数: 108

約数和(自身を含む): 30873024

約数和(自身を除く): 16882299

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 47, 49, 63, 75, 81, 105, 135, 141, 147, 175, 189, 225, 235, 243, 245, 315, 329, 405, 423, 441, 525, 567, 675, 705, 735, 945, 987, 1175, 1215, 1225, 1269, 1323, 1575, 1645, 1701, 2025, 2115, 2205, 2303, 2835, 2961, 3525, 3675, 3807, 3969, 4725, 4935, 6075, 6345, 6615, 6909, 8225, 8505, 8883, 10575, 11025, 11421, 11515, 11907, 14175, 14805, 19035, 19845, 20727, 24675, 26649, 31725, 33075, 34545, 42525, 44415, 57105, 57575, 59535, 62181, 74025, 79947, 95175, 99225, 103635, 133245, 172725, 186543, 222075, 285525, 297675, 310905, 399735, 518175, 559629, 666225, 932715, 1554525, 1998675, 2798145, 4663575, 13990725]

約数ペア:

[(1, 13990725), (3, 4663575), (5, 2798145), (7, 1998675), (9, 1554525), (15, 932715), (21, 666225), (25, 559629), (27, 518175), (35, 399735), (45, 310905), (47, 297675), (49, 285525), (63, 222075), (75, 186543), (81, 172725), (105, 133245), (135, 103635), (141, 99225), (147, 95175), (175, 79947), (189, 74025), (225, 62181), (235, 59535), (243, 57575), (245, 57105), (315, 44415), (329, 42525), (405, 34545), (423, 33075), (441, 31725), (525, 26649), (567, 24675), (675, 20727), (705, 19845), (735, 19035), (945, 14805), (987, 14175), (1175, 11907), (1215, 11515), (1225, 11421), (1269, 11025), (1323, 10575), (1575, 8883), (1645, 8505), (1701, 8225), (2025, 6909), (2115, 6615), (2205, 6345), (2303, 6075), (2835, 4935), (2961, 4725), (3525, 3969), (3675, 3807)]