7157187

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{503}}^1$

素因数の和:560

約数の個数: 32

約数和(自身を含む): 11612160

約数和(自身を除く): 4454973

約数列:

[1, 3, 9, 17, 27, 31, 51, 93, 153, 279, 459, 503, 527, 837, 1509, 1581, 4527, 4743, 8551, 13581, 14229, 15593, 25653, 46779, 76959, 140337, 230877, 265081, 421011, 795243, 2385729, 7157187]

約数ペア:

[(1, 7157187), (3, 2385729), (9, 795243), (17, 421011), (27, 265081), (31, 230877), (51, 140337), (93, 76959), (153, 46779), (279, 25653), (459, 15593), (503, 14229), (527, 13581), (837, 8551), (1509, 4743), (1581, 4527)]