130781637

素因数分解:

$3^2\times 7^2\times {\mathrm{296557}}^1$

素因数の和:296577

約数の個数: 18

約数和(自身を含む): 219749478

約数和(自身を除く): 88967841

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 296557, 889671, 2075899, 2669013, 6227697, 14531293, 18683091, 43593879, 130781637]

約数ペア:

[(1, 130781637), (3, 43593879), (7, 18683091), (9, 14531293), (21, 6227697), (49, 2669013), (63, 2075899), (147, 889671), (441, 296557)]