253201619

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{239}}^1$

素因数の和:443

約数の個数: 32

約数和(自身を含む): 302054400

約数和(自身を除く): 48852781

約数列:

[1, 11, 19, 37, 137, 209, 239, 407, 703, 1507, 2603, 2629, 4541, 5069, 7733, 8843, 28633, 32743, 49951, 55759, 96311, 97273, 168017, 360173, 622117, 1059421, 1211491, 1848187, 6843287, 13326401, 23018329, 253201619]

約数ペア:

[(1, 253201619), (11, 23018329), (19, 13326401), (37, 6843287), (137, 1848187), (209, 1211491), (239, 1059421), (407, 622117), (703, 360173), (1507, 168017), (2603, 97273), (2629, 96311), (4541, 55759), (5069, 49951), (7733, 32743), (8843, 28633)]