20143081755

素因数分解:

$3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{66109}}^1$

素因数の和:66221

約数の個数: 64

約数和(自身を含む): 37381238400

約数和(自身を除く): 17238156645

約数列:

[1, 3, 5, 9, 15, 27, 37, 45, 61, 111, 135, 183, 185, 305, 333, 549, 555, 915, 999, 1647, 1665, 2257, 2745, 4995, 6771, 8235, 11285, 20313, 33855, 60939, 66109, 101565, 198327, 304695, 330545, 594981, 991635, 1784943, 2446033, 2974905, 4032649, 7338099, 8924715, 12097947, 12230165, 20163245, 22014297, 36293841, 36690495, 60489735, 66042891, 108881523, 110071485, 149208013, 181469205, 330214455, 447624039, 544407615, 746040065, 1342872117, 2238120195, 4028616351, 6714360585, 20143081755]

約数ペア:

[(1, 20143081755), (3, 6714360585), (5, 4028616351), (9, 2238120195), (15, 1342872117), (27, 746040065), (37, 544407615), (45, 447624039), (61, 330214455), (111, 181469205), (135, 149208013), (183, 110071485), (185, 108881523), (305, 66042891), (333, 60489735), (549, 36690495), (555, 36293841), (915, 22014297), (999, 20163245), (1647, 12230165), (1665, 12097947), (2257, 8924715), (2745, 7338099), (4995, 4032649), (6771, 2974905), (8235, 2446033), (11285, 1784943), (20313, 991635), (33855, 594981), (60939, 330545), (66109, 304695), (101565, 198327)]