61869213

素因数分解:

$3^2\times 7^2\times {\mathrm{239}}^1\times {\mathrm{587}}^1$

素因数の和:846

約数の個数: 36

約数和(自身を含む): 104569920

約数和(自身を除く): 42700707

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 239, 441, 587, 717, 1673, 1761, 2151, 4109, 5019, 5283, 11711, 12327, 15057, 28763, 35133, 36981, 86289, 105399, 140293, 258867, 420879, 982051, 1262637, 2946153, 6874357, 8838459, 20623071, 61869213]

約数ペア:

[(1, 61869213), (3, 20623071), (7, 8838459), (9, 6874357), (21, 2946153), (49, 1262637), (63, 982051), (147, 420879), (239, 258867), (441, 140293), (587, 105399), (717, 86289), (1673, 36981), (1761, 35133), (2151, 28763), (4109, 15057), (5019, 12327), (5283, 11711)]