28371546

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{127}}^1\times {\mathrm{197}}^1$

素因数の和:345

約数の個数: 80

約数和(自身を含む): 73598976

約数和(自身を除く): 45227430

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 127, 162, 189, 197, 254, 378, 381, 394, 567, 591, 762, 889, 1134, 1143, 1182, 1379, 1773, 1778, 2286, 2667, 2758, 3429, 3546, 4137, 5319, 5334, 6858, 8001, 8274, 10287, 10638, 12411, 15957, 16002, 20574, 24003, 24822, 25019, 31914, 37233, 48006, 50038, 72009, 74466, 75057, 111699, 144018, 150114, 175133, 223398, 225171, 350266, 450342, 525399, 675513, 1050798, 1351026, 1576197, 2026539, 3152394, 4053078, 4728591, 9457182, 14185773, 28371546]

約数ペア:

[(1, 28371546), (2, 14185773), (3, 9457182), (6, 4728591), (7, 4053078), (9, 3152394), (14, 2026539), (18, 1576197), (21, 1351026), (27, 1050798), (42, 675513), (54, 525399), (63, 450342), (81, 350266), (126, 225171), (127, 223398), (162, 175133), (189, 150114), (197, 144018), (254, 111699), (378, 75057), (381, 74466), (394, 72009), (567, 50038), (591, 48006), (762, 37233), (889, 31914), (1134, 25019), (1143, 24822), (1182, 24003), (1379, 20574), (1773, 16002), (1778, 15957), (2286, 12411), (2667, 10638), (2758, 10287), (3429, 8274), (3546, 8001), (4137, 6858), (5319, 5334)]