210795893

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:282

約数の個数: 48

約数和(自身を含む): 280122624

約数和(自身を除く): 69326731

約数列:

[1, 7, 11, 47, 49, 53, 77, 157, 329, 371, 517, 539, 583, 1099, 1727, 2303, 2491, 2597, 3619, 4081, 7379, 7693, 8321, 12089, 17437, 25333, 27401, 28567, 51653, 58247, 81169, 84623, 91531, 122059, 191807, 361571, 391087, 407729, 568183, 640717, 1342649, 2737609, 3977281, 4301957, 4485019, 19163263, 30113699, 210795893]

約数ペア:

[(1, 210795893), (7, 30113699), (11, 19163263), (47, 4485019), (49, 4301957), (53, 3977281), (77, 2737609), (157, 1342649), (329, 640717), (371, 568183), (517, 407729), (539, 391087), (583, 361571), (1099, 191807), (1727, 122059), (2303, 91531), (2491, 84623), (2597, 81169), (3619, 58247), (4081, 51653), (7379, 28567), (7693, 27401), (8321, 25333), (12089, 17437)]