87689685

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{43}}^1\times {\mathrm{257}}^1$

素因数の和:354

約数の個数: 48

約数和(自身を含む): 150663744

約数和(自身を除く): 62974059

約数列:

[1, 3, 5, 15, 23, 43, 69, 115, 129, 215, 257, 345, 529, 645, 771, 989, 1285, 1587, 2645, 2967, 3855, 4945, 5911, 7935, 11051, 14835, 17733, 22747, 29555, 33153, 55255, 68241, 88665, 113735, 135953, 165765, 254173, 341205, 407859, 679765, 762519, 1270865, 2039295, 3812595, 5845979, 17537937, 29229895, 87689685]

約数ペア:

[(1, 87689685), (3, 29229895), (5, 17537937), (15, 5845979), (23, 3812595), (43, 2039295), (69, 1270865), (115, 762519), (129, 679765), (215, 407859), (257, 341205), (345, 254173), (529, 165765), (645, 135953), (771, 113735), (989, 88665), (1285, 68241), (1587, 55255), (2645, 33153), (2967, 29555), (3855, 22747), (4945, 17733), (5911, 14835), (7935, 11051)]