7400253

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1091}}^1$

素因数の和:1137

約数の個数: 32

約数和(自身を含む): 12579840

約数和(自身を除く): 5179587

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 119, 133, 323, 357, 399, 969, 1091, 2261, 3273, 6783, 7637, 18547, 20729, 22911, 55641, 62187, 129829, 145103, 352393, 389487, 435309, 1057179, 2466751, 7400253]

約数ペア:

[(1, 7400253), (3, 2466751), (7, 1057179), (17, 435309), (19, 389487), (21, 352393), (51, 145103), (57, 129829), (119, 62187), (133, 55641), (323, 22911), (357, 20729), (399, 18547), (969, 7637), (1091, 6783), (2261, 3273)]