781636604

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{353}}^1\times {\mathrm{2551}}^1$

素因数の和:2946

約数の個数: 48

約数和(自身を含む): 1618907136

約数和(自身を除く): 837270532

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 353, 434, 706, 868, 1412, 2471, 2551, 4942, 5102, 9884, 10204, 10943, 17857, 21886, 35714, 43772, 71428, 76601, 79081, 153202, 158162, 306404, 316324, 553567, 900503, 1107134, 1801006, 2214268, 3602012, 6303521, 12607042, 25214084, 27915593, 55831186, 111662372, 195409151, 390818302, 781636604]

約数ペア:

[(1, 781636604), (2, 390818302), (4, 195409151), (7, 111662372), (14, 55831186), (28, 27915593), (31, 25214084), (62, 12607042), (124, 6303521), (217, 3602012), (353, 2214268), (434, 1801006), (706, 1107134), (868, 900503), (1412, 553567), (2471, 316324), (2551, 306404), (4942, 158162), (5102, 153202), (9884, 79081), (10204, 76601), (10943, 71428), (17857, 43772), (21886, 35714)]