26870417

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:197

約数の個数: 32

約数和(自身を含む): 33841152

約数和(自身を除く): 6970735

約数列:

[1, 7, 23, 47, 53, 67, 161, 329, 371, 469, 1081, 1219, 1541, 2491, 3149, 3551, 7567, 8533, 10787, 17437, 22043, 24857, 57293, 72427, 81673, 166897, 401051, 506989, 571711, 1168279, 3838631, 26870417]

約数ペア:

[(1, 26870417), (7, 3838631), (23, 1168279), (47, 571711), (53, 506989), (67, 401051), (161, 166897), (329, 81673), (371, 72427), (469, 57293), (1081, 24857), (1219, 22043), (1541, 17437), (2491, 10787), (3149, 8533), (3551, 7567)]