8811621

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:115

約数の個数: 72

約数和(自身を含む): 16805880

約数和(自身を除く): 7994259

約数列:

[1, 3, 7, 9, 13, 21, 29, 39, 49, 53, 63, 87, 91, 117, 147, 159, 203, 261, 273, 371, 377, 441, 477, 609, 637, 689, 819, 1113, 1131, 1421, 1537, 1827, 1911, 2067, 2597, 2639, 3339, 3393, 4263, 4611, 4823, 5733, 6201, 7791, 7917, 10759, 12789, 13833, 14469, 18473, 19981, 23373, 23751, 32277, 33761, 43407, 55419, 59943, 75313, 96831, 101283, 139867, 166257, 179829, 225939, 303849, 419601, 677817, 979069, 1258803, 2937207, 8811621]

約数ペア:

[(1, 8811621), (3, 2937207), (7, 1258803), (9, 979069), (13, 677817), (21, 419601), (29, 303849), (39, 225939), (49, 179829), (53, 166257), (63, 139867), (87, 101283), (91, 96831), (117, 75313), (147, 59943), (159, 55419), (203, 43407), (261, 33761), (273, 32277), (371, 23751), (377, 23373), (441, 19981), (477, 18473), (609, 14469), (637, 13833), (689, 12789), (819, 10759), (1113, 7917), (1131, 7791), (1421, 6201), (1537, 5733), (1827, 4823), (1911, 4611), (2067, 4263), (2597, 3393), (2639, 3339)]