220835537

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{191}}^1$

素因数の和:405

約数の個数: 32

約数和(自身を含む): 261488640

約数和(自身を除く): 40653103

約数列:

[1, 13, 19, 31, 151, 191, 247, 403, 589, 1963, 2483, 2869, 3629, 4681, 5921, 7657, 28841, 37297, 47177, 60853, 76973, 88939, 112499, 374933, 547979, 894071, 1156207, 1462487, 7123727, 11622923, 16987349, 220835537]

約数ペア:

[(1, 220835537), (13, 16987349), (19, 11622923), (31, 7123727), (151, 1462487), (191, 1156207), (247, 894071), (403, 547979), (589, 374933), (1963, 112499), (2483, 88939), (2869, 76973), (3629, 60853), (4681, 47177), (5921, 37297), (7657, 28841)]