33128571

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1051}}^1$

素因数の和:1159

約数の個数: 32

約数和(自身を含む): 53862400

約数和(自身を除く): 20733829

約数列:

[1, 3, 7, 19, 21, 57, 79, 133, 237, 399, 553, 1051, 1501, 1659, 3153, 4503, 7357, 10507, 19969, 22071, 31521, 59907, 83029, 139783, 249087, 419349, 581203, 1577551, 1743609, 4732653, 11042857, 33128571]

約数ペア:

[(1, 33128571), (3, 11042857), (7, 4732653), (19, 1743609), (21, 1577551), (57, 581203), (79, 419349), (133, 249087), (237, 139783), (399, 83029), (553, 59907), (1051, 31521), (1501, 22071), (1659, 19969), (3153, 10507), (4503, 7357)]