26720925

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{661}}^1$

素因数の和:699

約数の個数: 72

約数和(自身を含む): 56148192

約数和(自身を除く): 29427267

約数列:

[1, 3, 5, 7, 11, 15, 21, 25, 33, 35, 49, 55, 75, 77, 105, 147, 165, 175, 231, 245, 275, 385, 525, 539, 661, 735, 825, 1155, 1225, 1617, 1925, 1983, 2695, 3305, 3675, 4627, 5775, 7271, 8085, 9915, 13475, 13881, 16525, 21813, 23135, 32389, 36355, 40425, 49575, 50897, 69405, 97167, 109065, 115675, 152691, 161945, 181775, 254485, 347025, 356279, 485835, 545325, 763455, 809725, 1068837, 1272425, 1781395, 2429175, 3817275, 5344185, 8906975, 26720925]

約数ペア:

[(1, 26720925), (3, 8906975), (5, 5344185), (7, 3817275), (11, 2429175), (15, 1781395), (21, 1272425), (25, 1068837), (33, 809725), (35, 763455), (49, 545325), (55, 485835), (75, 356279), (77, 347025), (105, 254485), (147, 181775), (165, 161945), (175, 152691), (231, 115675), (245, 109065), (275, 97167), (385, 69405), (525, 50897), (539, 49575), (661, 40425), (735, 36355), (825, 32389), (1155, 23135), (1225, 21813), (1617, 16525), (1925, 13881), (1983, 13475), (2695, 9915), (3305, 8085), (3675, 7271), (4627, 5775)]