156978165

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{1223}}^1$

素因数の和:1473

約数の個数: 32

約数和(自身を含む): 258508800

約数和(自身を除く): 101530635

約数列:

[1, 3, 5, 15, 43, 129, 199, 215, 597, 645, 995, 1223, 2985, 3669, 6115, 8557, 18345, 25671, 42785, 52589, 128355, 157767, 243377, 262945, 730131, 788835, 1216885, 3650655, 10465211, 31395633, 52326055, 156978165]

約数ペア:

[(1, 156978165), (3, 52326055), (5, 31395633), (15, 10465211), (43, 3650655), (129, 1216885), (199, 788835), (215, 730131), (597, 262945), (645, 243377), (995, 157767), (1223, 128355), (2985, 52589), (3669, 42785), (6115, 25671), (8557, 18345)]