681869304

素因数分解:

$2^3\times 3^2\times {\mathrm{31}}^1\times {\mathrm{305497}}^1$

素因数の和:305540

約数の個数: 48

約数和(自身を含む): 1906307520

約数和(自身を除く): 1224438216

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 31, 36, 62, 72, 93, 124, 186, 248, 279, 372, 558, 744, 1116, 2232, 305497, 610994, 916491, 1221988, 1832982, 2443976, 2749473, 3665964, 5498946, 7331928, 9470407, 10997892, 18940814, 21995784, 28411221, 37881628, 56822442, 75763256, 85233663, 113644884, 170467326, 227289768, 340934652, 681869304]

約数ペア:

[(1, 681869304), (2, 340934652), (3, 227289768), (4, 170467326), (6, 113644884), (8, 85233663), (9, 75763256), (12, 56822442), (18, 37881628), (24, 28411221), (31, 21995784), (36, 18940814), (62, 10997892), (72, 9470407), (93, 7331928), (124, 5498946), (186, 3665964), (248, 2749473), (279, 2443976), (372, 1832982), (558, 1221988), (744, 916491), (1116, 610994), (2232, 305497)]