221369676

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^2\times {\mathrm{907}}^1$

素因数の和:1011

約数の個数: 72

約数和(自身を含む): 577531584

約数和(自身を除く): 356161908

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 43, 44, 66, 86, 129, 132, 172, 258, 473, 516, 907, 946, 1419, 1814, 1849, 1892, 2721, 2838, 3628, 3698, 5442, 5547, 5676, 7396, 9977, 10884, 11094, 19954, 20339, 22188, 29931, 39001, 39908, 40678, 59862, 61017, 78002, 81356, 117003, 119724, 122034, 156004, 234006, 244068, 429011, 468012, 858022, 1287033, 1677043, 1716044, 2574066, 3354086, 5031129, 5148132, 6708172, 10062258, 18447473, 20124516, 36894946, 55342419, 73789892, 110684838, 221369676]

約数ペア:

[(1, 221369676), (2, 110684838), (3, 73789892), (4, 55342419), (6, 36894946), (11, 20124516), (12, 18447473), (22, 10062258), (33, 6708172), (43, 5148132), (44, 5031129), (66, 3354086), (86, 2574066), (129, 1716044), (132, 1677043), (172, 1287033), (258, 858022), (473, 468012), (516, 429011), (907, 244068), (946, 234006), (1419, 156004), (1814, 122034), (1849, 119724), (1892, 117003), (2721, 81356), (2838, 78002), (3628, 61017), (3698, 59862), (5442, 40678), (5547, 39908), (5676, 39001), (7396, 29931), (9977, 22188), (10884, 20339), (11094, 19954)]