61990668

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{307}}^1$

素因数の和:467

約数の個数: 72

約数和(自身を含む): 161441280

約数和(自身を除く): 99450612

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 79, 142, 158, 213, 237, 284, 307, 316, 426, 474, 614, 639, 711, 852, 921, 948, 1228, 1278, 1422, 1842, 2556, 2763, 2844, 3684, 5526, 5609, 11052, 11218, 16827, 21797, 22436, 24253, 33654, 43594, 48506, 50481, 65391, 67308, 72759, 87188, 97012, 100962, 130782, 145518, 196173, 201924, 218277, 261564, 291036, 392346, 436554, 784692, 873108, 1721963, 3443926, 5165889, 6887852, 10331778, 15497667, 20663556, 30995334, 61990668]

約数ペア:

[(1, 61990668), (2, 30995334), (3, 20663556), (4, 15497667), (6, 10331778), (9, 6887852), (12, 5165889), (18, 3443926), (36, 1721963), (71, 873108), (79, 784692), (142, 436554), (158, 392346), (213, 291036), (237, 261564), (284, 218277), (307, 201924), (316, 196173), (426, 145518), (474, 130782), (614, 100962), (639, 97012), (711, 87188), (852, 72759), (921, 67308), (948, 65391), (1228, 50481), (1278, 48506), (1422, 43594), (1842, 33654), (2556, 24253), (2763, 22436), (2844, 21797), (3684, 16827), (5526, 11218), (5609, 11052)]