81228216

素因数分解:

$2^3\times 3^1\times {\mathrm{41}}^1\times {\mathrm{82549}}^1$

素因数の和:82599

約数の個数: 32

約数和(自身を含む): 208026000

約数和(自身を除く): 126797784

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 41, 82, 123, 164, 246, 328, 492, 984, 82549, 165098, 247647, 330196, 495294, 660392, 990588, 1981176, 3384509, 6769018, 10153527, 13538036, 20307054, 27076072, 40614108, 81228216]

約数ペア:

[(1, 81228216), (2, 40614108), (3, 27076072), (4, 20307054), (6, 13538036), (8, 10153527), (12, 6769018), (24, 3384509), (41, 1981176), (82, 990588), (123, 660392), (164, 495294), (246, 330196), (328, 247647), (492, 165098), (984, 82549)]