47128978

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1487}}^1$

素因数の和:1578

約数の個数: 32

約数和(自身を含む): 80994816

約数和(自身を除く): 33865838

約数列:

[1, 2, 13, 23, 26, 46, 53, 106, 299, 598, 689, 1219, 1378, 1487, 2438, 2974, 15847, 19331, 31694, 34201, 38662, 68402, 78811, 157622, 444613, 889226, 1024543, 1812653, 2049086, 3625306, 23564489, 47128978]

約数ペア:

[(1, 47128978), (2, 23564489), (13, 3625306), (23, 2049086), (26, 1812653), (46, 1024543), (53, 889226), (106, 444613), (299, 157622), (598, 78811), (689, 68402), (1219, 38662), (1378, 34201), (1487, 31694), (2438, 19331), (2974, 15847)]