30799881

素因数分解:

$3^2\times 7^2\times {\mathrm{211}}^1\times {\mathrm{331}}^1$

素因数の和:562

約数の個数: 36

約数和(自身を含む): 52154544

約数和(自身を除く): 21354663

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 211, 331, 441, 633, 993, 1477, 1899, 2317, 2979, 4431, 6951, 10339, 13293, 16219, 20853, 31017, 48657, 69841, 93051, 145971, 209523, 488887, 628569, 1466661, 3422209, 4399983, 10266627, 30799881]

約数ペア:

[(1, 30799881), (3, 10266627), (7, 4399983), (9, 3422209), (21, 1466661), (49, 628569), (63, 488887), (147, 209523), (211, 145971), (331, 93051), (441, 69841), (633, 48657), (993, 31017), (1477, 20853), (1899, 16219), (2317, 13293), (2979, 10339), (4431, 6951)]