81630321

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1\times {\mathrm{4021}}^1$

素因数の和:4192

約数の個数: 16

約数和(自身を含む): 111586368

約数和(自身を除く): 29956047

約数列:

[1, 3, 67, 101, 201, 303, 4021, 6767, 12063, 20301, 269407, 406121, 808221, 1218363, 27210107, 81630321]

約数ペア:

[(1, 81630321), (3, 27210107), (67, 1218363), (101, 808221), (201, 406121), (303, 269407), (4021, 20301), (6767, 12063)]