121317728

素因数分解:

$2^5\times 7^4\times {\mathrm{1579}}^1$

素因数の和:1617

約数の個数: 60

約数和(自身を含む): 278811540

約数和(自身を除く): 157493812

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 343, 392, 686, 784, 1372, 1568, 1579, 2401, 2744, 3158, 4802, 5488, 6316, 9604, 10976, 11053, 12632, 19208, 22106, 25264, 38416, 44212, 50528, 76832, 77371, 88424, 154742, 176848, 309484, 353696, 541597, 618968, 1083194, 1237936, 2166388, 2475872, 3791179, 4332776, 7582358, 8665552, 15164716, 17331104, 30329432, 60658864, 121317728]

約数ペア:

[(1, 121317728), (2, 60658864), (4, 30329432), (7, 17331104), (8, 15164716), (14, 8665552), (16, 7582358), (28, 4332776), (32, 3791179), (49, 2475872), (56, 2166388), (98, 1237936), (112, 1083194), (196, 618968), (224, 541597), (343, 353696), (392, 309484), (686, 176848), (784, 154742), (1372, 88424), (1568, 77371), (1579, 76832), (2401, 50528), (2744, 44212), (3158, 38416), (4802, 25264), (5488, 22106), (6316, 19208), (9604, 12632), (10976, 11053)]