777426948

素因数分解:

$2^2\times 3^2\times {\mathrm{157}}^1\times {\mathrm{263}}^1\times {\mathrm{523}}^1$

素因数の和:953

約数の個数: 72

約数和(自身を含む): 1988995008

約数和(自身を除く): 1211568060

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 157, 263, 314, 471, 523, 526, 628, 789, 942, 1046, 1052, 1413, 1569, 1578, 1884, 2092, 2367, 2826, 3138, 3156, 4707, 4734, 5652, 6276, 9414, 9468, 18828, 41291, 82111, 82582, 123873, 137549, 164222, 165164, 246333, 247746, 275098, 328444, 371619, 412647, 492666, 495492, 550196, 738999, 743238, 825294, 985332, 1237941, 1477998, 1486476, 1650588, 2475882, 2955996, 4951764, 21595193, 43190386, 64785579, 86380772, 129571158, 194356737, 259142316, 388713474, 777426948]

約数ペア:

[(1, 777426948), (2, 388713474), (3, 259142316), (4, 194356737), (6, 129571158), (9, 86380772), (12, 64785579), (18, 43190386), (36, 21595193), (157, 4951764), (263, 2955996), (314, 2475882), (471, 1650588), (523, 1486476), (526, 1477998), (628, 1237941), (789, 985332), (942, 825294), (1046, 743238), (1052, 738999), (1413, 550196), (1569, 495492), (1578, 492666), (1884, 412647), (2092, 371619), (2367, 328444), (2826, 275098), (3138, 247746), (3156, 246333), (4707, 165164), (4734, 164222), (5652, 137549), (6276, 123873), (9414, 82582), (9468, 82111), (18828, 41291)]