7139879045

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{307}}^1\times {\mathrm{1619}}^1$

素因数の和:1974

約数の個数: 48

約数和(自身を含む): 9861445440

約数和(自身を除く): 2721566395

約数列:

[1, 5, 13, 17, 65, 85, 169, 221, 307, 845, 1105, 1535, 1619, 2873, 3991, 5219, 8095, 14365, 19955, 21047, 26095, 27523, 51883, 67847, 105235, 137615, 259415, 273611, 339235, 357799, 497033, 882011, 1368055, 1788995, 2485165, 4410055, 4651387, 6461429, 8449561, 23256935, 32307145, 42247805, 83998577, 109844293, 419992885, 549221465, 1427975809, 7139879045]

約数ペア:

[(1, 7139879045), (5, 1427975809), (13, 549221465), (17, 419992885), (65, 109844293), (85, 83998577), (169, 42247805), (221, 32307145), (307, 23256935), (845, 8449561), (1105, 6461429), (1535, 4651387), (1619, 4410055), (2873, 2485165), (3991, 1788995), (5219, 1368055), (8095, 882011), (14365, 497033), (19955, 357799), (21047, 339235), (26095, 273611), (27523, 259415), (51883, 137615), (67847, 105235)]