198888495

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{1171}}^1$

素因数の和:1272

約数の個数: 48

約数和(自身を含む): 350024832

約数和(自身を除く): 151136337

約数列:

[1, 3, 5, 13, 15, 39, 65, 67, 169, 195, 201, 335, 507, 845, 871, 1005, 1171, 2535, 2613, 3513, 4355, 5855, 11323, 13065, 15223, 17565, 33969, 45669, 56615, 76115, 78457, 169845, 197899, 228345, 235371, 392285, 593697, 989495, 1019941, 1176855, 2968485, 3059823, 5099705, 13259233, 15299115, 39777699, 66296165, 198888495]

約数ペア:

[(1, 198888495), (3, 66296165), (5, 39777699), (13, 15299115), (15, 13259233), (39, 5099705), (65, 3059823), (67, 2968485), (169, 1176855), (195, 1019941), (201, 989495), (335, 593697), (507, 392285), (845, 235371), (871, 228345), (1005, 197899), (1171, 169845), (2535, 78457), (2613, 76115), (3513, 56615), (4355, 45669), (5855, 33969), (11323, 17565), (13065, 15223)]