81540198

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{2213}}^1$

素因数の和:2333

約数の個数: 48

約数和(自身を含む): 186507360

約数和(自身を除く): 104967162

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 89, 138, 178, 207, 267, 414, 534, 801, 1602, 2047, 2213, 4094, 4426, 6141, 6639, 12282, 13278, 18423, 19917, 36846, 39834, 50899, 101798, 152697, 196957, 305394, 393914, 458091, 590871, 916182, 1181742, 1772613, 3545226, 4530011, 9060022, 13590033, 27180066, 40770099, 81540198]

約数ペア:

[(1, 81540198), (2, 40770099), (3, 27180066), (6, 13590033), (9, 9060022), (18, 4530011), (23, 3545226), (46, 1772613), (69, 1181742), (89, 916182), (138, 590871), (178, 458091), (207, 393914), (267, 305394), (414, 196957), (534, 152697), (801, 101798), (1602, 50899), (2047, 39834), (2213, 36846), (4094, 19917), (4426, 18423), (6141, 13278), (6639, 12282)]