28274031942

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1787}}^1\times {\mathrm{2857}}^1$

素因数の和:4733

約数の個数: 64

約数和(自身を含む): 61811817984

約数和(自身を除く): 33537786042

約数列:

[1, 2, 3, 6, 13, 26, 39, 71, 78, 142, 213, 426, 923, 1787, 1846, 2769, 2857, 3574, 5361, 5538, 5714, 8571, 10722, 17142, 23231, 37141, 46462, 69693, 74282, 111423, 126877, 139386, 202847, 222846, 253754, 380631, 405694, 608541, 761262, 1217082, 1649401, 2637011, 3298802, 4948203, 5105459, 5274022, 7911033, 9896406, 10210918, 15316377, 15822066, 30632754, 66370967, 132741934, 199112901, 362487589, 398225802, 724975178, 1087462767, 2174925534, 4712338657, 9424677314, 14137015971, 28274031942]

約数ペア:

[(1, 28274031942), (2, 14137015971), (3, 9424677314), (6, 4712338657), (13, 2174925534), (26, 1087462767), (39, 724975178), (71, 398225802), (78, 362487589), (142, 199112901), (213, 132741934), (426, 66370967), (923, 30632754), (1787, 15822066), (1846, 15316377), (2769, 10210918), (2857, 9896406), (3574, 7911033), (5361, 5274022), (5538, 5105459), (5714, 4948203), (8571, 3298802), (10722, 2637011), (17142, 1649401), (23231, 1217082), (37141, 761262), (46462, 608541), (69693, 405694), (74282, 380631), (111423, 253754), (126877, 222846), (139386, 202847)]