28928045205

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{215503}}^1$

素因数の和:215690

約数の個数: 48

約数和(自身を含む): 53117425920

約数和(自身を除く): 24189380715

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 157, 171, 285, 471, 785, 855, 1413, 2355, 2983, 7065, 8949, 14915, 26847, 44745, 134235, 215503, 646509, 1077515, 1939527, 3232545, 4094557, 9697635, 12283671, 20472785, 33833971, 36851013, 61418355, 101501913, 169169855, 184255065, 304505739, 507509565, 642845449, 1522528695, 1928536347, 3214227245, 5785609041, 9642681735, 28928045205]

約数ペア:

[(1, 28928045205), (3, 9642681735), (5, 5785609041), (9, 3214227245), (15, 1928536347), (19, 1522528695), (45, 642845449), (57, 507509565), (95, 304505739), (157, 184255065), (171, 169169855), (285, 101501913), (471, 61418355), (785, 36851013), (855, 33833971), (1413, 20472785), (2355, 12283671), (2983, 9697635), (7065, 4094557), (8949, 3232545), (14915, 1939527), (26847, 1077515), (44745, 646509), (134235, 215503)]