8520414

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{397}}^1$

素因数の和:489

約数の個数: 48

約数和(自身を含む): 20145168

約数和(自身を除く): 11624754

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 73, 98, 146, 147, 219, 294, 397, 438, 511, 794, 1022, 1191, 1533, 2382, 2779, 3066, 3577, 5558, 7154, 8337, 10731, 16674, 19453, 21462, 28981, 38906, 57962, 58359, 86943, 116718, 173886, 202867, 405734, 608601, 1217202, 1420069, 2840138, 4260207, 8520414]

約数ペア:

[(1, 8520414), (2, 4260207), (3, 2840138), (6, 1420069), (7, 1217202), (14, 608601), (21, 405734), (42, 202867), (49, 173886), (73, 116718), (98, 86943), (146, 58359), (147, 57962), (219, 38906), (294, 28981), (397, 21462), (438, 19453), (511, 16674), (794, 10731), (1022, 8337), (1191, 7154), (1533, 5558), (2382, 3577), (2779, 3066)]