201650481

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1\times {\mathrm{199}}^1$

素因数の和:438

約数の個数: 48

約数和(自身を含む): 320112000

約数和(自身を除く): 118461519

約数列:

[1, 3, 9, 17, 37, 51, 111, 153, 179, 199, 333, 537, 597, 629, 1611, 1791, 1887, 3043, 3383, 5661, 6623, 7363, 9129, 10149, 19869, 22089, 27387, 30447, 35621, 59607, 66267, 106863, 112591, 125171, 320589, 337773, 375513, 605557, 1013319, 1126539, 1317977, 1816671, 3953931, 5450013, 11861793, 22405609, 67216827, 201650481]

約数ペア:

[(1, 201650481), (3, 67216827), (9, 22405609), (17, 11861793), (37, 5450013), (51, 3953931), (111, 1816671), (153, 1317977), (179, 1126539), (199, 1013319), (333, 605557), (537, 375513), (597, 337773), (629, 320589), (1611, 125171), (1791, 112591), (1887, 106863), (3043, 66267), (3383, 59607), (5661, 35621), (6623, 30447), (7363, 27387), (9129, 22089), (10149, 19869)]