209969148

素因数分解:

$2^2\times 3^1\times {\mathrm{179}}^1\times {\mathrm{239}}^1\times {\mathrm{409}}^1$

素因数の和:834

約数の個数: 48

約数和(自身を含む): 495936000

約数和(自身を除く): 285966852

約数列:

[1, 2, 3, 4, 6, 12, 179, 239, 358, 409, 478, 537, 716, 717, 818, 956, 1074, 1227, 1434, 1636, 2148, 2454, 2868, 4908, 42781, 73211, 85562, 97751, 128343, 146422, 171124, 195502, 219633, 256686, 292844, 293253, 391004, 439266, 513372, 586506, 878532, 1173012, 17497429, 34994858, 52492287, 69989716, 104984574, 209969148]

約数ペア:

[(1, 209969148), (2, 104984574), (3, 69989716), (4, 52492287), (6, 34994858), (12, 17497429), (179, 1173012), (239, 878532), (358, 586506), (409, 513372), (478, 439266), (537, 391004), (716, 293253), (717, 292844), (818, 256686), (956, 219633), (1074, 195502), (1227, 171124), (1434, 146422), (1636, 128343), (2148, 97751), (2454, 85562), (2868, 73211), (4908, 42781)]