51855147

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1$

素因数の和:369

約数の個数: 40

約数和(自身を含む): 80917056

約数和(自身を除く): 29061909

約数列:

[1, 3, 9, 27, 47, 53, 81, 141, 159, 257, 423, 477, 771, 1269, 1431, 2313, 2491, 3807, 4293, 6939, 7473, 12079, 13621, 20817, 22419, 36237, 40863, 67257, 108711, 122589, 201771, 326133, 367767, 640187, 978399, 1103301, 1920561, 5761683, 17285049, 51855147]

約数ペア:

[(1, 51855147), (3, 17285049), (9, 5761683), (27, 1920561), (47, 1103301), (53, 978399), (81, 640187), (141, 367767), (159, 326133), (257, 201771), (423, 122589), (477, 108711), (771, 67257), (1269, 40863), (1431, 36237), (2313, 22419), (2491, 20817), (3807, 13621), (4293, 12079), (6939, 7473)]