139820044

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{12391}}^1$

素因数の和:12446

約数の個数: 48

約数和(自身を含む): 310890496

約数和(自身を除く): 171070452

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 91, 124, 182, 217, 364, 403, 434, 806, 868, 1612, 2821, 5642, 11284, 12391, 24782, 49564, 86737, 161083, 173474, 322166, 346948, 384121, 644332, 768242, 1127581, 1536484, 2255162, 2688847, 4510324, 4993573, 5377694, 9987146, 10755388, 19974292, 34955011, 69910022, 139820044]

約数ペア:

[(1, 139820044), (2, 69910022), (4, 34955011), (7, 19974292), (13, 10755388), (14, 9987146), (26, 5377694), (28, 4993573), (31, 4510324), (52, 2688847), (62, 2255162), (91, 1536484), (124, 1127581), (182, 768242), (217, 644332), (364, 384121), (403, 346948), (434, 322166), (806, 173474), (868, 161083), (1612, 86737), (2821, 49564), (5642, 24782), (11284, 12391)]