48821985

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1097}}^1$

素因数の和:1174

約数の個数: 48

約数和(自身を含む): 90440064

約数和(自身を除く): 41618079

約数列:

[1, 3, 5, 9, 15, 23, 43, 45, 69, 115, 129, 207, 215, 345, 387, 645, 989, 1035, 1097, 1935, 2967, 3291, 4945, 5485, 8901, 9873, 14835, 16455, 25231, 44505, 47171, 49365, 75693, 126155, 141513, 227079, 235855, 378465, 424539, 707565, 1084933, 1135395, 2122695, 3254799, 5424665, 9764397, 16273995, 48821985]

約数ペア:

[(1, 48821985), (3, 16273995), (5, 9764397), (9, 5424665), (15, 3254799), (23, 2122695), (43, 1135395), (45, 1084933), (69, 707565), (115, 424539), (129, 378465), (207, 235855), (215, 227079), (345, 141513), (387, 126155), (645, 75693), (989, 49365), (1035, 47171), (1097, 44505), (1935, 25231), (2967, 16455), (3291, 14835), (4945, 9873), (5485, 8901)]