664174908

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{4639}}^1$

素因数の和:4787

約数の個数: 72

約数和(自身を含む): 1737939840

約数和(自身を除く): 1073764932

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 82, 97, 123, 164, 194, 246, 291, 369, 388, 492, 582, 738, 873, 1164, 1476, 1746, 3492, 3977, 4639, 7954, 9278, 11931, 13917, 15908, 18556, 23862, 27834, 35793, 41751, 47724, 55668, 71586, 83502, 143172, 167004, 190199, 380398, 449983, 570597, 760796, 899966, 1141194, 1349949, 1711791, 1799932, 2282388, 2699898, 3423582, 4049847, 5399796, 6847164, 8099694, 16199388, 18449303, 36898606, 55347909, 73797212, 110695818, 166043727, 221391636, 332087454, 664174908]

約数ペア:

[(1, 664174908), (2, 332087454), (3, 221391636), (4, 166043727), (6, 110695818), (9, 73797212), (12, 55347909), (18, 36898606), (36, 18449303), (41, 16199388), (82, 8099694), (97, 6847164), (123, 5399796), (164, 4049847), (194, 3423582), (246, 2699898), (291, 2282388), (369, 1799932), (388, 1711791), (492, 1349949), (582, 1141194), (738, 899966), (873, 760796), (1164, 570597), (1476, 449983), (1746, 380398), (3492, 190199), (3977, 167004), (4639, 143172), (7954, 83502), (9278, 71586), (11931, 55668), (13917, 47724), (15908, 41751), (18556, 35793), (23862, 27834)]