248830215

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{487}}^1\times {\mathrm{1481}}^1$

素因数の和:1999

約数の個数: 32

約数和(自身を含む): 416572416

約数和(自身を除く): 167742201

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 487, 1461, 1481, 2435, 4443, 7305, 7405, 11201, 22215, 33603, 34063, 56005, 102189, 168015, 170315, 510945, 721247, 2163741, 3606235, 10818705, 16588681, 49766043, 82943405, 248830215]

約数ペア:

[(1, 248830215), (3, 82943405), (5, 49766043), (15, 16588681), (23, 10818705), (69, 3606235), (115, 2163741), (345, 721247), (487, 510945), (1461, 170315), (1481, 168015), (2435, 102189), (4443, 56005), (7305, 34063), (7405, 33603), (11201, 22215)]