139976816

素因数分解:

$2^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{23581}}^1$

素因数の和:23649

約数の個数: 40

約数和(自身を含む): 315810144

約数和(自身を除く): 175833328

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 53, 56, 106, 112, 212, 371, 424, 742, 848, 1484, 2968, 5936, 23581, 47162, 94324, 165067, 188648, 330134, 377296, 660268, 1249793, 1320536, 2499586, 2641072, 4999172, 8748551, 9998344, 17497102, 19996688, 34994204, 69988408, 139976816]

約数ペア:

[(1, 139976816), (2, 69988408), (4, 34994204), (7, 19996688), (8, 17497102), (14, 9998344), (16, 8748551), (28, 4999172), (53, 2641072), (56, 2499586), (106, 1320536), (112, 1249793), (212, 660268), (371, 377296), (424, 330134), (742, 188648), (848, 165067), (1484, 94324), (2968, 47162), (5936, 23581)]