28070295555

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{823}}^1\times {\mathrm{1789}}^1$

素因数の和:2692

約数の個数: 64

約数和(自身を含む): 47576309760

約数和(自身を除く): 19506014205

約数列:

[1, 3, 5, 15, 31, 41, 93, 123, 155, 205, 465, 615, 823, 1271, 1789, 2469, 3813, 4115, 5367, 6355, 8945, 12345, 19065, 25513, 26835, 33743, 55459, 73349, 76539, 101229, 127565, 166377, 168715, 220047, 277295, 366745, 382695, 506145, 831885, 1046033, 1100235, 1472347, 2273819, 3138099, 4417041, 5230165, 6821457, 7361735, 11369095, 15690495, 22085205, 34107285, 45642757, 60366227, 136928271, 181098681, 228213785, 301831135, 684641355, 905493405, 1871353037, 5614059111, 9356765185, 28070295555]

約数ペア:

[(1, 28070295555), (3, 9356765185), (5, 5614059111), (15, 1871353037), (31, 905493405), (41, 684641355), (93, 301831135), (123, 228213785), (155, 181098681), (205, 136928271), (465, 60366227), (615, 45642757), (823, 34107285), (1271, 22085205), (1789, 15690495), (2469, 11369095), (3813, 7361735), (4115, 6821457), (5367, 5230165), (6355, 4417041), (8945, 3138099), (12345, 2273819), (19065, 1472347), (25513, 1100235), (26835, 1046033), (33743, 831885), (55459, 506145), (73349, 382695), (76539, 366745), (101229, 277295), (127565, 220047), (166377, 168715)]