408038414

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{281}}^1$

素因数の和:465

約数の個数: 64

約数和(自身を含む): 760181760

約数和(自身を除く): 352143346

約数列:

[1, 2, 7, 14, 19, 38, 53, 103, 106, 133, 206, 266, 281, 371, 562, 721, 742, 1007, 1442, 1957, 1967, 2014, 3914, 3934, 5339, 5459, 7049, 10678, 10918, 13699, 14098, 14893, 27398, 28943, 29786, 37373, 38213, 57886, 74746, 76426, 103721, 104251, 202601, 207442, 208502, 282967, 405202, 549917, 565934, 726047, 1099834, 1452094, 1533979, 1980769, 3067958, 3849419, 3961538, 7698838, 10737853, 21475706, 29145601, 58291202, 204019207, 408038414]

約数ペア:

[(1, 408038414), (2, 204019207), (7, 58291202), (14, 29145601), (19, 21475706), (38, 10737853), (53, 7698838), (103, 3961538), (106, 3849419), (133, 3067958), (206, 1980769), (266, 1533979), (281, 1452094), (371, 1099834), (562, 726047), (721, 565934), (742, 549917), (1007, 405202), (1442, 282967), (1957, 208502), (1967, 207442), (2014, 202601), (3914, 104251), (3934, 103721), (5339, 76426), (5459, 74746), (7049, 57886), (10678, 38213), (10918, 37373), (13699, 29786), (14098, 28943), (14893, 27398)]