538672316

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{3371}}^1$

素因数の和:3834

約数の個数: 48

約数和(自身を含む): 1163205120

約数和(自身を除く): 624532804

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 439, 878, 1756, 3073, 3371, 5707, 6146, 6742, 11414, 12292, 13484, 22828, 23597, 39949, 43823, 47194, 79898, 87646, 94388, 159796, 175292, 306761, 613522, 1227044, 1479869, 2959738, 5919476, 10359083, 19238297, 20718166, 38476594, 41436332, 76953188, 134668079, 269336158, 538672316]

約数ペア:

[(1, 538672316), (2, 269336158), (4, 134668079), (7, 76953188), (13, 41436332), (14, 38476594), (26, 20718166), (28, 19238297), (52, 10359083), (91, 5919476), (182, 2959738), (364, 1479869), (439, 1227044), (878, 613522), (1756, 306761), (3073, 175292), (3371, 159796), (5707, 94388), (6146, 87646), (6742, 79898), (11414, 47194), (12292, 43823), (13484, 39949), (22828, 23597)]