87941994

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{571}}^1$

素因数の和:795

約数の個数: 64

約数和(自身を含む): 213058560

約数和(自身を除く): 125116566

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 193, 266, 386, 399, 571, 579, 798, 1142, 1158, 1351, 1713, 2702, 3426, 3667, 3997, 4053, 7334, 7994, 8106, 10849, 11001, 11991, 21698, 22002, 23982, 25669, 32547, 51338, 65094, 75943, 77007, 110203, 151886, 154014, 220406, 227829, 330609, 455658, 661218, 771421, 1542842, 2093857, 2314263, 4187714, 4628526, 6281571, 12563142, 14656999, 29313998, 43970997, 87941994]

約数ペア:

[(1, 87941994), (2, 43970997), (3, 29313998), (6, 14656999), (7, 12563142), (14, 6281571), (19, 4628526), (21, 4187714), (38, 2314263), (42, 2093857), (57, 1542842), (114, 771421), (133, 661218), (193, 455658), (266, 330609), (386, 227829), (399, 220406), (571, 154014), (579, 151886), (798, 110203), (1142, 77007), (1158, 75943), (1351, 65094), (1713, 51338), (2702, 32547), (3426, 25669), (3667, 23982), (3997, 22002), (4053, 21698), (7334, 11991), (7994, 11001), (8106, 10849)]