19145472165

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{491}}^1\times {\mathrm{50971}}^1$

素因数の和:51490

約数の個数: 48

約数和(自身を含む): 35209826496

約数和(自身を除く): 16064354331

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 491, 765, 1473, 2455, 4419, 7365, 8347, 22095, 25041, 41735, 50971, 75123, 125205, 152913, 254855, 375615, 458739, 764565, 866507, 2293695, 2599521, 4332535, 7798563, 12997605, 25026761, 38992815, 75080283, 125133805, 225240849, 375401415, 425454937, 1126204245, 1276364811, 2127274685, 3829094433, 6381824055, 19145472165]

約数ペア:

[(1, 19145472165), (3, 6381824055), (5, 3829094433), (9, 2127274685), (15, 1276364811), (17, 1126204245), (45, 425454937), (51, 375401415), (85, 225240849), (153, 125133805), (255, 75080283), (491, 38992815), (765, 25026761), (1473, 12997605), (2455, 7798563), (4419, 4332535), (7365, 2599521), (8347, 2293695), (22095, 866507), (25041, 764565), (41735, 458739), (50971, 375615), (75123, 254855), (125205, 152913)]