31743243

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1153}}^1$

素因数の和:1208

約数の個数: 48

約数和(自身を含む): 57607680

約数和(自身を除く): 25864437

約数列:

[1, 3, 7, 9, 19, 21, 23, 57, 63, 69, 133, 161, 171, 207, 399, 437, 483, 1153, 1197, 1311, 1449, 3059, 3459, 3933, 8071, 9177, 10377, 21907, 24213, 26519, 27531, 65721, 72639, 79557, 153349, 185633, 197163, 238671, 460047, 503861, 556899, 1380141, 1511583, 1670697, 3527027, 4534749, 10581081, 31743243]

約数ペア:

[(1, 31743243), (3, 10581081), (7, 4534749), (9, 3527027), (19, 1670697), (21, 1511583), (23, 1380141), (57, 556899), (63, 503861), (69, 460047), (133, 238671), (161, 197163), (171, 185633), (207, 153349), (399, 79557), (437, 72639), (483, 65721), (1153, 27531), (1197, 26519), (1311, 24213), (1449, 21907), (3059, 10377), (3459, 9177), (3933, 8071)]