203495187

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{72859}}^1$

素因数の和:72895

約数の個数: 24

約数和(自身を含む): 332241600

約数和(自身を除く): 128746413

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 72859, 218577, 510013, 1384321, 1530039, 3570091, 4152963, 9690247, 10710273, 29070741, 67831729, 203495187]

約数ペア:

[(1, 203495187), (3, 67831729), (7, 29070741), (19, 10710273), (21, 9690247), (49, 4152963), (57, 3570091), (133, 1530039), (147, 1384321), (399, 510013), (931, 218577), (2793, 72859)]