31188078

素因数分解:

$2^1\times 3^6\times {\mathrm{21391}}^1$

素因数の和:21411

約数の個数: 28

約数和(自身を含む): 70144368

約数和(自身を除く): 38956290

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 729, 1458, 21391, 42782, 64173, 128346, 192519, 385038, 577557, 1155114, 1732671, 3465342, 5198013, 10396026, 15594039, 31188078]

約数ペア:

[(1, 31188078), (2, 15594039), (3, 10396026), (6, 5198013), (9, 3465342), (18, 1732671), (27, 1155114), (54, 577557), (81, 385038), (162, 192519), (243, 128346), (486, 64173), (729, 42782), (1458, 21391)]