31485664

素因数分解:

$2^5\times 7^1\times {\mathrm{367}}^1\times {\mathrm{383}}^1$

素因数の和:767

約数の個数: 48

約数和(自身を含む): 71221248

約数和(自身を除く): 39735584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 367, 383, 734, 766, 1468, 1532, 2569, 2681, 2936, 3064, 5138, 5362, 5872, 6128, 10276, 10724, 11744, 12256, 20552, 21448, 41104, 42896, 82208, 85792, 140561, 281122, 562244, 983927, 1124488, 1967854, 2248976, 3935708, 4497952, 7871416, 15742832, 31485664]

約数ペア:

[(1, 31485664), (2, 15742832), (4, 7871416), (7, 4497952), (8, 3935708), (14, 2248976), (16, 1967854), (28, 1124488), (32, 983927), (56, 562244), (112, 281122), (224, 140561), (367, 85792), (383, 82208), (734, 42896), (766, 41104), (1468, 21448), (1532, 20552), (2569, 12256), (2681, 11744), (2936, 10724), (3064, 10276), (5138, 6128), (5362, 5872)]