851820105

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{659}}^1$

素因数の和:858

約数の個数: 64

約数和(自身を含む): 1495169280

約数和(自身を除く): 643349175

約数列:

[1, 3, 5, 15, 17, 37, 51, 85, 111, 137, 185, 255, 411, 555, 629, 659, 685, 1887, 1977, 2055, 2329, 3145, 3295, 5069, 6987, 9435, 9885, 11203, 11645, 15207, 24383, 25345, 33609, 34935, 56015, 73149, 76035, 86173, 90283, 121915, 168045, 258519, 270849, 365745, 414511, 430865, 451415, 1243533, 1292595, 1354245, 1534811, 2072555, 3340471, 4604433, 6217665, 7674055, 10021413, 16702355, 23022165, 50107065, 56788007, 170364021, 283940035, 851820105]

約数ペア:

[(1, 851820105), (3, 283940035), (5, 170364021), (15, 56788007), (17, 50107065), (37, 23022165), (51, 16702355), (85, 10021413), (111, 7674055), (137, 6217665), (185, 4604433), (255, 3340471), (411, 2072555), (555, 1534811), (629, 1354245), (659, 1292595), (685, 1243533), (1887, 451415), (1977, 430865), (2055, 414511), (2329, 365745), (3145, 270849), (3295, 258519), (5069, 168045), (6987, 121915), (9435, 90283), (9885, 86173), (11203, 76035), (11645, 73149), (15207, 56015), (24383, 34935), (25345, 33609)]