31028196

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{389}}^1$

素因数の和:453

約数の個数: 72

約数和(自身を含む): 80458560

約数和(自身を除く): 49430364

約数列:

[1, 2, 3, 4, 6, 12, 17, 23, 34, 46, 51, 68, 69, 92, 102, 138, 204, 276, 289, 389, 391, 578, 778, 782, 867, 1156, 1167, 1173, 1556, 1564, 1734, 2334, 2346, 3468, 4668, 4692, 6613, 6647, 8947, 13226, 13294, 17894, 19839, 19941, 26452, 26588, 26841, 35788, 39678, 39882, 53682, 79356, 79764, 107364, 112421, 152099, 224842, 304198, 337263, 449684, 456297, 608396, 674526, 912594, 1349052, 1825188, 2585683, 5171366, 7757049, 10342732, 15514098, 31028196]

約数ペア:

[(1, 31028196), (2, 15514098), (3, 10342732), (4, 7757049), (6, 5171366), (12, 2585683), (17, 1825188), (23, 1349052), (34, 912594), (46, 674526), (51, 608396), (68, 456297), (69, 449684), (92, 337263), (102, 304198), (138, 224842), (204, 152099), (276, 112421), (289, 107364), (389, 79764), (391, 79356), (578, 53682), (778, 39882), (782, 39678), (867, 35788), (1156, 26841), (1167, 26588), (1173, 26452), (1556, 19941), (1564, 19839), (1734, 17894), (2334, 13294), (2346, 13226), (3468, 8947), (4668, 6647), (4692, 6613)]