128280913814

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{661}}^1\times {\mathrm{44087}}^1$

素因数の和:44852

約数の個数: 32

約数和(自身を含む): 201735401472

約数和(自身を除く): 73454487658

約数列:

[1, 2, 31, 62, 71, 142, 661, 1322, 2201, 4402, 20491, 40982, 44087, 46931, 88174, 93862, 1366697, 1454861, 2733394, 2909722, 3130177, 6260354, 29141507, 58283014, 97035487, 194070974, 903386717, 1806773434, 2069046997, 4138093994, 64140456907, 128280913814]

約数ペア:

[(1, 128280913814), (2, 64140456907), (31, 4138093994), (62, 2069046997), (71, 1806773434), (142, 903386717), (661, 194070974), (1322, 97035487), (2201, 58283014), (4402, 29141507), (20491, 6260354), (40982, 3130177), (44087, 2909722), (46931, 2733394), (88174, 1454861), (93862, 1366697)]