390330237

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{347}}^1\times {\mathrm{383}}^1$

素因数の和:833

約数の個数: 32

約数和(自身を含む): 577290240

約数和(自身を除く): 186960003

約数列:

[1, 3, 11, 33, 89, 267, 347, 383, 979, 1041, 1149, 2937, 3817, 4213, 11451, 12639, 30883, 34087, 92649, 102261, 132901, 339713, 374957, 398703, 1019139, 1124871, 1461911, 4385733, 11828189, 35484567, 130110079, 390330237]

約数ペア:

[(1, 390330237), (3, 130110079), (11, 35484567), (33, 11828189), (89, 4385733), (267, 1461911), (347, 1124871), (383, 1019139), (979, 398703), (1041, 374957), (1149, 339713), (2937, 132901), (3817, 102261), (4213, 92649), (11451, 34087), (12639, 30883)]