9775215

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1$

素因数の和:173

約数の個数: 64

約数和(自身を含む): 18969600

約数和(自身を除く): 9194385

約数列:

[1, 3, 5, 9, 15, 19, 27, 37, 45, 57, 95, 103, 111, 135, 171, 185, 285, 309, 333, 513, 515, 555, 703, 855, 927, 999, 1545, 1665, 1957, 2109, 2565, 2781, 3515, 3811, 4635, 4995, 5871, 6327, 9785, 10545, 11433, 13905, 17613, 18981, 19055, 29355, 31635, 34299, 52839, 57165, 72409, 88065, 94905, 102897, 171495, 217227, 264195, 362045, 514485, 651681, 1086135, 1955043, 3258405, 9775215]

約数ペア:

[(1, 9775215), (3, 3258405), (5, 1955043), (9, 1086135), (15, 651681), (19, 514485), (27, 362045), (37, 264195), (45, 217227), (57, 171495), (95, 102897), (103, 94905), (111, 88065), (135, 72409), (171, 57165), (185, 52839), (285, 34299), (309, 31635), (333, 29355), (513, 19055), (515, 18981), (555, 17613), (703, 13905), (855, 11433), (927, 10545), (999, 9785), (1545, 6327), (1665, 5871), (1957, 4995), (2109, 4635), (2565, 3811), (2781, 3515)]