121128005

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{557}}^1$

素因数の和:677

約数の個数: 32

約数和(自身を含む): 159418368

約数和(自身を除く): 38290363

約数列:

[1, 5, 23, 31, 61, 115, 155, 305, 557, 713, 1403, 1891, 2785, 3565, 7015, 9455, 12811, 17267, 33977, 43493, 64055, 86335, 169885, 217465, 397141, 781471, 1053287, 1985705, 3907355, 5266435, 24225601, 121128005]

約数ペア:

[(1, 121128005), (5, 24225601), (23, 5266435), (31, 3907355), (61, 1985705), (115, 1053287), (155, 781471), (305, 397141), (557, 217465), (713, 169885), (1403, 86335), (1891, 64055), (2785, 43493), (3565, 33977), (7015, 17267), (9455, 12811)]