42173747

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{131}}^1$

素因数の和:299

約数の個数: 32

約数和(自身を含む): 54895104

約数和(自身を除く): 12721357

約数列:

[1, 7, 11, 37, 77, 113, 131, 259, 407, 791, 917, 1243, 1441, 2849, 4181, 4847, 8701, 10087, 14803, 29267, 33929, 45991, 53317, 103621, 162833, 321937, 373219, 547711, 1139831, 3833977, 6024821, 42173747]

約数ペア:

[(1, 42173747), (7, 6024821), (11, 3833977), (37, 1139831), (77, 547711), (113, 373219), (131, 321937), (259, 162833), (407, 103621), (791, 53317), (917, 45991), (1243, 33929), (1441, 29267), (2849, 14803), (4181, 10087), (4847, 8701)]