31438746

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1489}}^1$

素因数の和:1540

約数の個数: 64

約数和(自身を含む): 77241600

約数和(自身を除く): 45802854

約数列:

[1, 2, 3, 6, 9, 17, 18, 23, 27, 34, 46, 51, 54, 69, 102, 138, 153, 207, 306, 391, 414, 459, 621, 782, 918, 1173, 1242, 1489, 2346, 2978, 3519, 4467, 7038, 8934, 10557, 13401, 21114, 25313, 26802, 34247, 40203, 50626, 68494, 75939, 80406, 102741, 151878, 205482, 227817, 308223, 455634, 582199, 616446, 683451, 924669, 1164398, 1366902, 1746597, 1849338, 3493194, 5239791, 10479582, 15719373, 31438746]

約数ペア:

[(1, 31438746), (2, 15719373), (3, 10479582), (6, 5239791), (9, 3493194), (17, 1849338), (18, 1746597), (23, 1366902), (27, 1164398), (34, 924669), (46, 683451), (51, 616446), (54, 582199), (69, 455634), (102, 308223), (138, 227817), (153, 205482), (207, 151878), (306, 102741), (391, 80406), (414, 75939), (459, 68494), (621, 50626), (782, 40203), (918, 34247), (1173, 26802), (1242, 25313), (1489, 21114), (2346, 13401), (2978, 10557), (3519, 8934), (4467, 7038)]