71213715

素因数分解:

$3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{269}}^1$

素因数の和:373

約数の個数: 64

約数和(自身を含む): 132969600

約数和(自身を除く): 61755885

約数列:

[1, 3, 5, 9, 15, 27, 37, 45, 53, 111, 135, 159, 185, 265, 269, 333, 477, 555, 795, 807, 999, 1345, 1431, 1665, 1961, 2385, 2421, 4035, 4995, 5883, 7155, 7263, 9805, 9953, 12105, 14257, 17649, 29415, 29859, 36315, 42771, 49765, 52947, 71285, 88245, 89577, 128313, 149295, 213855, 264735, 268731, 384939, 447885, 527509, 641565, 1343655, 1582527, 1924695, 2637545, 4747581, 7912635, 14242743, 23737905, 71213715]

約数ペア:

[(1, 71213715), (3, 23737905), (5, 14242743), (9, 7912635), (15, 4747581), (27, 2637545), (37, 1924695), (45, 1582527), (53, 1343655), (111, 641565), (135, 527509), (159, 447885), (185, 384939), (265, 268731), (269, 264735), (333, 213855), (477, 149295), (555, 128313), (795, 89577), (807, 88245), (999, 71285), (1345, 52947), (1431, 49765), (1665, 42771), (1961, 36315), (2385, 29859), (2421, 29415), (4035, 17649), (4995, 14257), (5883, 12105), (7155, 9953), (7263, 9805)]