28946025

素因数分解:

$3^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:136

約数の個数: 96

約数和(自身を含む): 58428800

約数和(自身を除く): 29482775

約数列:

[1, 3, 5, 9, 15, 19, 25, 27, 37, 45, 57, 61, 75, 95, 111, 135, 171, 183, 185, 225, 285, 305, 333, 475, 513, 549, 555, 675, 703, 855, 915, 925, 999, 1159, 1425, 1525, 1647, 1665, 2109, 2257, 2565, 2745, 2775, 3477, 3515, 4275, 4575, 4995, 5795, 6327, 6771, 8235, 8325, 10431, 10545, 11285, 12825, 13725, 17385, 17575, 18981, 20313, 24975, 28975, 31293, 31635, 33855, 41175, 42883, 52155, 52725, 56425, 60939, 86925, 94905, 101565, 128649, 156465, 158175, 169275, 214415, 260775, 304695, 385947, 474525, 507825, 643245, 782325, 1072075, 1157841, 1523475, 1929735, 3216225, 5789205, 9648675, 28946025]

約数ペア:

[(1, 28946025), (3, 9648675), (5, 5789205), (9, 3216225), (15, 1929735), (19, 1523475), (25, 1157841), (27, 1072075), (37, 782325), (45, 643245), (57, 507825), (61, 474525), (75, 385947), (95, 304695), (111, 260775), (135, 214415), (171, 169275), (183, 158175), (185, 156465), (225, 128649), (285, 101565), (305, 94905), (333, 86925), (475, 60939), (513, 56425), (549, 52725), (555, 52155), (675, 42883), (703, 41175), (855, 33855), (915, 31635), (925, 31293), (999, 28975), (1159, 24975), (1425, 20313), (1525, 18981), (1647, 17575), (1665, 17385), (2109, 13725), (2257, 12825), (2565, 11285), (2745, 10545), (2775, 10431), (3477, 8325), (3515, 8235), (4275, 6771), (4575, 6327), (4995, 5795)]