51233175

素因数分解:

$3^3\times 5^2\times 7^2\times {\mathrm{1549}}^1$

素因数の和:1582

約数の個数: 72

約数和(自身を含む): 109554000

約数和(自身を除く): 58320825

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 49, 63, 75, 105, 135, 147, 175, 189, 225, 245, 315, 441, 525, 675, 735, 945, 1225, 1323, 1549, 1575, 2205, 3675, 4647, 4725, 6615, 7745, 10843, 11025, 13941, 23235, 32529, 33075, 38725, 41823, 54215, 69705, 75901, 97587, 116175, 162645, 209115, 227703, 271075, 292761, 348525, 379505, 487935, 683109, 813225, 1045575, 1138515, 1463805, 1897525, 2049327, 2439675, 3415545, 5692575, 7319025, 10246635, 17077725, 51233175]

約数ペア:

[(1, 51233175), (3, 17077725), (5, 10246635), (7, 7319025), (9, 5692575), (15, 3415545), (21, 2439675), (25, 2049327), (27, 1897525), (35, 1463805), (45, 1138515), (49, 1045575), (63, 813225), (75, 683109), (105, 487935), (135, 379505), (147, 348525), (175, 292761), (189, 271075), (225, 227703), (245, 209115), (315, 162645), (441, 116175), (525, 97587), (675, 75901), (735, 69705), (945, 54215), (1225, 41823), (1323, 38725), (1549, 33075), (1575, 32529), (2205, 23235), (3675, 13941), (4647, 11025), (4725, 10843), (6615, 7745)]