18271036215

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{229781}}^1$

素因数の和:229845

約数の個数: 64

約数和(自身を含む): 35294515200

約数和(自身を除く): 17023478985

約数列:

[1, 3, 5, 9, 15, 19, 27, 31, 45, 57, 93, 95, 135, 155, 171, 279, 285, 465, 513, 589, 837, 855, 1395, 1767, 2565, 2945, 4185, 5301, 8835, 15903, 26505, 79515, 229781, 689343, 1148905, 2068029, 3446715, 4365839, 6204087, 7123211, 10340145, 13097517, 21369633, 21829195, 31020435, 35616055, 39292551, 64108899, 65487585, 106848165, 117877653, 135341009, 192326697, 196462755, 320544495, 406023027, 589388265, 676705045, 961633485, 1218069081, 2030115135, 3654207243, 6090345405, 18271036215]

約数ペア:

[(1, 18271036215), (3, 6090345405), (5, 3654207243), (9, 2030115135), (15, 1218069081), (19, 961633485), (27, 676705045), (31, 589388265), (45, 406023027), (57, 320544495), (93, 196462755), (95, 192326697), (135, 135341009), (155, 117877653), (171, 106848165), (279, 65487585), (285, 64108899), (465, 39292551), (513, 35616055), (589, 31020435), (837, 21829195), (855, 21369633), (1395, 13097517), (1767, 10340145), (2565, 7123211), (2945, 6204087), (4185, 4365839), (5301, 3446715), (8835, 2068029), (15903, 1148905), (26505, 689343), (79515, 229781)]