78388245

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2851}}^1$

素因数の和:2922

約数の個数: 48

約数和(自身を含む): 149490432

約数和(自身を除く): 71102187

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 47, 65, 117, 141, 195, 235, 423, 585, 611, 705, 1833, 2115, 2851, 3055, 5499, 8553, 9165, 14255, 25659, 27495, 37063, 42765, 111189, 128295, 133997, 185315, 333567, 401991, 555945, 669985, 1205973, 1667835, 1741961, 2009955, 5225883, 6029865, 8709805, 15677649, 26129415, 78388245]

約数ペア:

[(1, 78388245), (3, 26129415), (5, 15677649), (9, 8709805), (13, 6029865), (15, 5225883), (39, 2009955), (45, 1741961), (47, 1667835), (65, 1205973), (117, 669985), (141, 555945), (195, 401991), (235, 333567), (423, 185315), (585, 133997), (611, 128295), (705, 111189), (1833, 42765), (2115, 37063), (2851, 27495), (3055, 25659), (5499, 14255), (8553, 9165)]