8181303

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1$

素因数の和:215

約数の個数: 32

約数和(自身を含む): 12429312

約数和(自身を除く): 4248009

約数列:

[1, 3, 13, 31, 39, 67, 93, 101, 201, 303, 403, 871, 1209, 1313, 2077, 2613, 3131, 3939, 6231, 6767, 9393, 20301, 27001, 40703, 81003, 87971, 122109, 209777, 263913, 629331, 2727101, 8181303]

約数ペア:

[(1, 8181303), (3, 2727101), (13, 629331), (31, 263913), (39, 209777), (67, 122109), (93, 87971), (101, 81003), (201, 40703), (303, 27001), (403, 20301), (871, 9393), (1209, 6767), (1313, 6231), (2077, 3939), (2613, 3131)]