156939307

素因数分解:

$7^3\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:260

約数の個数: 32

約数和(自身を含む): 190512000

約数和(自身を除く): 33572693

約数列:

[1, 7, 49, 53, 89, 97, 343, 371, 623, 679, 2597, 4361, 4717, 4753, 5141, 8633, 18179, 30527, 33019, 33271, 35987, 60431, 231133, 251909, 423017, 457549, 1617931, 1763363, 2961119, 3202843, 22419901, 156939307]

約数ペア:

[(1, 156939307), (7, 22419901), (49, 3202843), (53, 2961119), (89, 1763363), (97, 1617931), (343, 457549), (371, 423017), (623, 251909), (679, 231133), (2597, 60431), (4361, 35987), (4717, 33271), (4753, 33019), (5141, 30527), (8633, 18179)]