4005309

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{2477}}^1$

素因数の和:2505

約数の個数: 24

約数和(自身を含む): 6779808

約数和(自身を除く): 2774499

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 539, 1617, 2477, 7431, 17339, 27247, 52017, 81741, 121373, 190729, 364119, 572187, 1335103, 4005309]

約数ペア:

[(1, 4005309), (3, 1335103), (7, 572187), (11, 364119), (21, 190729), (33, 121373), (49, 81741), (77, 52017), (147, 27247), (231, 17339), (539, 7431), (1617, 2477)]