821389772

素因数分解:

$2^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1\times {\mathrm{2287}}^1$

素因数の和:2526

約数の個数: 48

約数和(自身を含む): 1672839168

約数和(自身を除く): 851449396

約数列:

[1, 2, 4, 7, 14, 28, 101, 127, 202, 254, 404, 508, 707, 889, 1414, 1778, 2287, 2828, 3556, 4574, 9148, 12827, 16009, 25654, 32018, 51308, 64036, 89789, 179578, 230987, 290449, 359156, 461974, 580898, 923948, 1161796, 1616909, 2033143, 3233818, 4066286, 6467636, 8132572, 29335349, 58670698, 117341396, 205347443, 410694886, 821389772]

約数ペア:

[(1, 821389772), (2, 410694886), (4, 205347443), (7, 117341396), (14, 58670698), (28, 29335349), (101, 8132572), (127, 6467636), (202, 4066286), (254, 3233818), (404, 2033143), (508, 1616909), (707, 1161796), (889, 923948), (1414, 580898), (1778, 461974), (2287, 359156), (2828, 290449), (3556, 230987), (4574, 179578), (9148, 89789), (12827, 64036), (16009, 51308), (25654, 32018)]