31460778

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{797}}^1$

素因数の和:868

約数の個数: 64

約数和(自身を含む): 75841920

約数和(自身を除く): 44381142

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 43, 51, 54, 86, 102, 129, 153, 258, 306, 387, 459, 731, 774, 797, 918, 1161, 1462, 1594, 2193, 2322, 2391, 4386, 4782, 6579, 7173, 13158, 13549, 14346, 19737, 21519, 27098, 34271, 39474, 40647, 43038, 68542, 81294, 102813, 121941, 205626, 243882, 308439, 365823, 582607, 616878, 731646, 925317, 1165214, 1747821, 1850634, 3495642, 5243463, 10486926, 15730389, 31460778]

約数ペア:

[(1, 31460778), (2, 15730389), (3, 10486926), (6, 5243463), (9, 3495642), (17, 1850634), (18, 1747821), (27, 1165214), (34, 925317), (43, 731646), (51, 616878), (54, 582607), (86, 365823), (102, 308439), (129, 243882), (153, 205626), (258, 121941), (306, 102813), (387, 81294), (459, 68542), (731, 43038), (774, 40647), (797, 39474), (918, 34271), (1161, 27098), (1462, 21519), (1594, 19737), (2193, 14346), (2322, 13549), (2391, 13158), (4386, 7173), (4782, 6579)]