7215392015

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{359}}^1$

素因数の和:612

約数の個数: 64

約数和(自身を含む): 9831870720

約数和(自身を除く): 2616478705

約数列:

[1, 5, 13, 37, 61, 65, 137, 185, 305, 359, 481, 685, 793, 1781, 1795, 2257, 2405, 3965, 4667, 5069, 8357, 8905, 11285, 13283, 21899, 23335, 25345, 29341, 41785, 49183, 65897, 66415, 108641, 109495, 146705, 172679, 245915, 284687, 309209, 329485, 543205, 639379, 810263, 863395, 1423435, 1546045, 1819771, 3000163, 3196895, 4019717, 4051315, 9098855, 10533419, 15000815, 20098585, 23657023, 39002119, 52667095, 111006031, 118285115, 195010595, 555030155, 1443078403, 7215392015]

約数ペア:

[(1, 7215392015), (5, 1443078403), (13, 555030155), (37, 195010595), (61, 118285115), (65, 111006031), (137, 52667095), (185, 39002119), (305, 23657023), (359, 20098585), (481, 15000815), (685, 10533419), (793, 9098855), (1781, 4051315), (1795, 4019717), (2257, 3196895), (2405, 3000163), (3965, 1819771), (4667, 1546045), (5069, 1423435), (8357, 863395), (8905, 810263), (11285, 639379), (13283, 543205), (21899, 329485), (23335, 309209), (25345, 284687), (29341, 245915), (41785, 172679), (49183, 146705), (65897, 109495), (66415, 108641)]