12940179

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{541}}^1$

素因数の和:635

約数の個数: 32

約数和(自身を含む): 21229056

約数和(自身を除く): 8288877

約数列:

[1, 3, 7, 17, 21, 51, 67, 119, 201, 357, 469, 541, 1139, 1407, 1623, 3417, 3787, 7973, 9197, 11361, 23919, 27591, 36247, 64379, 108741, 193137, 253729, 616199, 761187, 1848597, 4313393, 12940179]

約数ペア:

[(1, 12940179), (3, 4313393), (7, 1848597), (17, 761187), (21, 616199), (51, 253729), (67, 193137), (119, 108741), (201, 64379), (357, 36247), (469, 27591), (541, 23919), (1139, 11361), (1407, 9197), (1623, 7973), (3417, 3787)]