68786145

素因数分解:

$3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{293}}^1$

素因数の和:391

約数の個数: 64

約数和(自身を含む): 128701440

約数和(自身を除く): 59915295

約数列:

[1, 3, 5, 9, 15, 27, 37, 45, 47, 111, 135, 141, 185, 235, 293, 333, 423, 555, 705, 879, 999, 1269, 1465, 1665, 1739, 2115, 2637, 4395, 4995, 5217, 6345, 7911, 8695, 10841, 13185, 13771, 15651, 26085, 32523, 39555, 41313, 46953, 54205, 68855, 78255, 97569, 123939, 162615, 206565, 234765, 292707, 371817, 487845, 509527, 619695, 1463535, 1528581, 1859085, 2547635, 4585743, 7642905, 13757229, 22928715, 68786145]

約数ペア:

[(1, 68786145), (3, 22928715), (5, 13757229), (9, 7642905), (15, 4585743), (27, 2547635), (37, 1859085), (45, 1528581), (47, 1463535), (111, 619695), (135, 509527), (141, 487845), (185, 371817), (235, 292707), (293, 234765), (333, 206565), (423, 162615), (555, 123939), (705, 97569), (879, 78255), (999, 68855), (1269, 54205), (1465, 46953), (1665, 41313), (1739, 39555), (2115, 32523), (2637, 26085), (4395, 15651), (4995, 13771), (5217, 13185), (6345, 10841), (7911, 8695)]