27898655

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:227

約数の個数: 32

約数和(自身を含む): 36747648

約数和(自身を除く): 8848993

約数列:

[1, 5, 23, 41, 61, 97, 115, 205, 305, 485, 943, 1403, 2231, 2501, 3977, 4715, 5917, 7015, 11155, 12505, 19885, 29585, 57523, 91471, 136091, 242597, 287615, 457355, 680455, 1212985, 5579731, 27898655]

約数ペア:

[(1, 27898655), (5, 5579731), (23, 1212985), (41, 680455), (61, 457355), (97, 287615), (115, 242597), (205, 136091), (305, 91471), (485, 57523), (943, 29585), (1403, 19885), (2231, 12505), (2501, 11155), (3977, 7015), (4715, 5917)]