138380404

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{12539}}^1$

素因数の和:12663

約数の個数: 24

約数和(自身を含む): 252806400

約数和(自身を除く): 114425996

約数列:

[1, 2, 4, 31, 62, 89, 124, 178, 356, 2759, 5518, 11036, 12539, 25078, 50156, 388709, 777418, 1115971, 1554836, 2231942, 4463884, 34595101, 69190202, 138380404]

約数ペア:

[(1, 138380404), (2, 69190202), (4, 34595101), (31, 4463884), (62, 2231942), (89, 1554836), (124, 1115971), (178, 777418), (356, 388709), (2759, 50156), (5518, 25078), (11036, 12539)]