23251784

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 47247300

約数和(自身を除く): 23995516

約数列:

[1, 2, 4, 8, 17, 34, 68, 89, 113, 136, 178, 226, 289, 356, 452, 578, 712, 904, 1156, 1513, 1921, 2312, 3026, 3842, 6052, 7684, 10057, 12104, 15368, 20114, 25721, 32657, 40228, 51442, 65314, 80456, 102884, 130628, 170969, 205768, 261256, 341938, 683876, 1367752, 2906473, 5812946, 11625892, 23251784]

約数ペア:

[(1, 23251784), (2, 11625892), (4, 5812946), (8, 2906473), (17, 1367752), (34, 683876), (68, 341938), (89, 261256), (113, 205768), (136, 170969), (178, 130628), (226, 102884), (289, 80456), (356, 65314), (452, 51442), (578, 40228), (712, 32657), (904, 25721), (1156, 20114), (1513, 15368), (1921, 12104), (2312, 10057), (3026, 7684), (3842, 6052)]