31151796

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{503}}^1$

素因数の和:920

約数の個数: 48

約数和(自身を含む): 78632064

約数和(自身を除く): 47480268

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 397, 503, 794, 1006, 1191, 1509, 1588, 2012, 2382, 3018, 4764, 5161, 6036, 6539, 10322, 13078, 15483, 19617, 20644, 26156, 30966, 39234, 61932, 78468, 199691, 399382, 599073, 798764, 1198146, 2396292, 2595983, 5191966, 7787949, 10383932, 15575898, 31151796]

約数ペア:

[(1, 31151796), (2, 15575898), (3, 10383932), (4, 7787949), (6, 5191966), (12, 2595983), (13, 2396292), (26, 1198146), (39, 798764), (52, 599073), (78, 399382), (156, 199691), (397, 78468), (503, 61932), (794, 39234), (1006, 30966), (1191, 26156), (1509, 20644), (1588, 19617), (2012, 15483), (2382, 13078), (3018, 10322), (4764, 6539), (5161, 6036)]