1258438215

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{2069}}^1$

素因数の和:2184

約数の個数: 64

約数和(自身を含む): 2203407360

約数和(自身を除く): 944969145

約数列:

[1, 3, 5, 15, 23, 41, 43, 69, 115, 123, 129, 205, 215, 345, 615, 645, 943, 989, 1763, 2069, 2829, 2967, 4715, 4945, 5289, 6207, 8815, 10345, 14145, 14835, 26445, 31035, 40549, 47587, 84829, 88967, 121647, 142761, 202745, 237935, 254487, 266901, 424145, 444835, 608235, 713805, 1272435, 1334505, 1951067, 2046241, 3647647, 5853201, 6138723, 9755335, 10231205, 10942941, 18238235, 29266005, 30693615, 54714705, 83895881, 251687643, 419479405, 1258438215]

約数ペア:

[(1, 1258438215), (3, 419479405), (5, 251687643), (15, 83895881), (23, 54714705), (41, 30693615), (43, 29266005), (69, 18238235), (115, 10942941), (123, 10231205), (129, 9755335), (205, 6138723), (215, 5853201), (345, 3647647), (615, 2046241), (645, 1951067), (943, 1334505), (989, 1272435), (1763, 713805), (2069, 608235), (2829, 444835), (2967, 424145), (4715, 266901), (4945, 254487), (5289, 237935), (6207, 202745), (8815, 142761), (10345, 121647), (14145, 88967), (14835, 84829), (26445, 47587), (31035, 40549)]