56133915

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{563}}^1$

素因数の和:628

約数の個数: 48

約数和(自身を含む): 99733248

約数和(自身を除く): 43599333

約数列:

[1, 3, 5, 15, 17, 23, 51, 69, 85, 115, 255, 289, 345, 391, 563, 867, 1173, 1445, 1689, 1955, 2815, 4335, 5865, 6647, 8445, 9571, 12949, 19941, 28713, 33235, 38847, 47855, 64745, 99705, 143565, 162707, 194235, 220133, 488121, 660399, 813535, 1100665, 2440605, 3301995, 3742261, 11226783, 18711305, 56133915]

約数ペア:

[(1, 56133915), (3, 18711305), (5, 11226783), (15, 3742261), (17, 3301995), (23, 2440605), (51, 1100665), (69, 813535), (85, 660399), (115, 488121), (255, 220133), (289, 194235), (345, 162707), (391, 143565), (563, 99705), (867, 64745), (1173, 47855), (1445, 38847), (1689, 33235), (1955, 28713), (2815, 19941), (4335, 12949), (5865, 9571), (6647, 8445)]