389627645

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{1831}}^1$

素因数の和:1973

約数の個数: 32

約数和(自身を含む): 527088384

約数和(自身を除く): 137460739

約数列:

[1, 5, 11, 53, 55, 73, 265, 365, 583, 803, 1831, 2915, 3869, 4015, 9155, 19345, 20141, 42559, 97043, 100705, 133663, 212795, 485215, 668315, 1067473, 1470293, 5337365, 7084139, 7351465, 35420695, 77925529, 389627645]

約数ペア:

[(1, 389627645), (5, 77925529), (11, 35420695), (53, 7351465), (55, 7084139), (73, 5337365), (265, 1470293), (365, 1067473), (583, 668315), (803, 485215), (1831, 212795), (2915, 133663), (3869, 100705), (4015, 97043), (9155, 42559), (19345, 20141)]