2013609805

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{397}}^1\times {\mathrm{761}}^1$

素因数の和:1237

約数の個数: 32

約数和(自身を含む): 2562075648

約数和(自身を除く): 548465843

約数列:

[1, 5, 31, 43, 155, 215, 397, 761, 1333, 1985, 3805, 6665, 12307, 17071, 23591, 32723, 61535, 85355, 117955, 163615, 302117, 529201, 1014413, 1510585, 2646005, 5072065, 9365627, 12991031, 46828135, 64955155, 402721961, 2013609805]

約数ペア:

[(1, 2013609805), (5, 402721961), (31, 64955155), (43, 46828135), (155, 12991031), (215, 9365627), (397, 5072065), (761, 2646005), (1333, 1510585), (1985, 1014413), (3805, 529201), (6665, 302117), (12307, 163615), (17071, 117955), (23591, 85355), (32723, 61535)]