26755515

素因数分解:

$3^5\times 5^1\times {\mathrm{19}}^2\times {\mathrm{61}}^1$

素因数の和:119

約数の個数: 72

約数和(自身を含む): 51590448

約数和(自身を除く): 24834933

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 61, 81, 95, 135, 171, 183, 243, 285, 305, 361, 405, 513, 549, 855, 915, 1083, 1159, 1215, 1539, 1647, 1805, 2565, 2745, 3249, 3477, 4617, 4941, 5415, 5795, 7695, 8235, 9747, 10431, 14823, 16245, 17385, 22021, 23085, 24705, 29241, 31293, 48735, 52155, 66063, 74115, 87723, 93879, 110105, 146205, 156465, 198189, 281637, 330315, 438615, 469395, 594567, 990945, 1408185, 1783701, 2972835, 5351103, 8918505, 26755515]

約数ペア:

[(1, 26755515), (3, 8918505), (5, 5351103), (9, 2972835), (15, 1783701), (19, 1408185), (27, 990945), (45, 594567), (57, 469395), (61, 438615), (81, 330315), (95, 281637), (135, 198189), (171, 156465), (183, 146205), (243, 110105), (285, 93879), (305, 87723), (361, 74115), (405, 66063), (513, 52155), (549, 48735), (855, 31293), (915, 29241), (1083, 24705), (1159, 23085), (1215, 22021), (1539, 17385), (1647, 16245), (1805, 14823), (2565, 10431), (2745, 9747), (3249, 8235), (3477, 7695), (4617, 5795), (4941, 5415)]