208214929

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{137}}^1$

素因数の和:226

約数の個数: 36

約数和(自身を含む): 251378316

約数和(自身を除く): 43163387

約数列:

[1, 13, 17, 23, 137, 169, 221, 299, 391, 529, 1781, 2329, 2873, 3151, 3887, 5083, 6877, 8993, 23153, 30277, 40963, 53567, 66079, 72473, 89401, 116909, 393601, 532519, 696371, 942149, 1232041, 1519817, 9052823, 12247937, 16016533, 208214929]

約数ペア:

[(1, 208214929), (13, 16016533), (17, 12247937), (23, 9052823), (137, 1519817), (169, 1232041), (221, 942149), (299, 696371), (391, 532519), (529, 393601), (1781, 116909), (2329, 89401), (2873, 72473), (3151, 66079), (3887, 53567), (5083, 40963), (6877, 30277), (8993, 23153)]