638822038

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{191}}^1\times {\mathrm{227}}^1$

素因数の和:612

約数の個数: 32

約数和(自身を含む): 992839680

約数和(自身を除く): 354017642

約数列:

[1, 2, 53, 106, 139, 191, 227, 278, 382, 454, 7367, 10123, 12031, 14734, 20246, 24062, 26549, 31553, 43357, 53098, 63106, 86714, 1407097, 1672309, 2297921, 2814194, 3344618, 4595842, 6026623, 12053246, 319411019, 638822038]

約数ペア:

[(1, 638822038), (2, 319411019), (53, 12053246), (106, 6026623), (139, 4595842), (191, 3344618), (227, 2814194), (278, 2297921), (382, 1672309), (454, 1407097), (7367, 86714), (10123, 63106), (12031, 53098), (14734, 43357), (20246, 31553), (24062, 26549)]