28974274

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{661}}^1$

素因数の和:802

約数の個数: 32

約数和(自身を含む): 51858432

約数和(自身を除く): 22884158

約数列:

[1, 2, 7, 14, 31, 62, 101, 202, 217, 434, 661, 707, 1322, 1414, 3131, 4627, 6262, 9254, 20491, 21917, 40982, 43834, 66761, 133522, 143437, 286874, 467327, 934654, 2069591, 4139182, 14487137, 28974274]

約数ペア:

[(1, 28974274), (2, 14487137), (7, 4139182), (14, 2069591), (31, 934654), (62, 467327), (101, 286874), (202, 143437), (217, 133522), (434, 66761), (661, 43834), (707, 40982), (1322, 21917), (1414, 20491), (3131, 9254), (4627, 6262)]