55081377

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{181}}^1$

素因数の和:240

約数の個数: 60

約数和(自身を含む): 94650556

約数和(自身を除く): 39569179

約数列:

[1, 3, 9, 13, 17, 27, 39, 51, 81, 117, 153, 181, 221, 289, 351, 459, 543, 663, 867, 1053, 1377, 1629, 1989, 2353, 2601, 3077, 3757, 4887, 5967, 7059, 7803, 9231, 11271, 14661, 17901, 21177, 23409, 27693, 33813, 40001, 52309, 63531, 83079, 101439, 120003, 156927, 190593, 249237, 304317, 360009, 470781, 680017, 1080027, 1412343, 2040051, 3240081, 4237029, 6120153, 18360459, 55081377]

約数ペア:

[(1, 55081377), (3, 18360459), (9, 6120153), (13, 4237029), (17, 3240081), (27, 2040051), (39, 1412343), (51, 1080027), (81, 680017), (117, 470781), (153, 360009), (181, 304317), (221, 249237), (289, 190593), (351, 156927), (459, 120003), (543, 101439), (663, 83079), (867, 63531), (1053, 52309), (1377, 40001), (1629, 33813), (1989, 27693), (2353, 23409), (2601, 21177), (3077, 17901), (3757, 14661), (4887, 11271), (5967, 9231), (7059, 7803)]