47738621

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:261

約数の個数: 32

約数和(自身を含む): 60192000

約数和(自身を除く): 12453379

約数列:

[1, 7, 19, 37, 89, 109, 133, 259, 623, 703, 763, 1691, 2071, 3293, 4033, 4921, 9701, 11837, 14497, 23051, 28231, 62567, 67907, 76627, 184319, 358937, 437969, 536389, 1290233, 2512559, 6819803, 47738621]

約数ペア:

[(1, 47738621), (7, 6819803), (19, 2512559), (37, 1290233), (89, 536389), (109, 437969), (133, 358937), (259, 184319), (623, 76627), (703, 67907), (763, 62567), (1691, 28231), (2071, 23051), (3293, 14497), (4033, 11837), (4921, 9701)]