252403851

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{547}}^1$

素因数の和:680

約数の個数: 48

約数和(自身を含む): 406817664

約数和(自身を除く): 154413813

約数列:

[1, 3, 7, 21, 43, 49, 73, 129, 147, 219, 301, 511, 547, 903, 1533, 1641, 2107, 3139, 3577, 3829, 6321, 9417, 10731, 11487, 21973, 23521, 26803, 39931, 65919, 70563, 80409, 119793, 153811, 164647, 279517, 461433, 493941, 838551, 1152529, 1717033, 1956619, 3457587, 5151099, 5869857, 12019231, 36057693, 84134617, 252403851]

約数ペア:

[(1, 252403851), (3, 84134617), (7, 36057693), (21, 12019231), (43, 5869857), (49, 5151099), (73, 3457587), (129, 1956619), (147, 1717033), (219, 1152529), (301, 838551), (511, 493941), (547, 461433), (903, 279517), (1533, 164647), (1641, 153811), (2107, 119793), (3139, 80409), (3577, 70563), (3829, 65919), (6321, 39931), (9417, 26803), (10731, 23521), (11487, 21973)]