73321665

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1$

素因数の和:294

約数の個数: 64

約数和(自身を含む): 131112960

約数和(自身を除く): 57791295

約数列:

[1, 3, 5, 15, 19, 31, 43, 57, 93, 95, 129, 155, 193, 215, 285, 465, 579, 589, 645, 817, 965, 1333, 1767, 2451, 2895, 2945, 3667, 3999, 4085, 5983, 6665, 8299, 8835, 11001, 12255, 17949, 18335, 19995, 24897, 25327, 29915, 41495, 55005, 75981, 89745, 113677, 124485, 126635, 157681, 257269, 341031, 379905, 473043, 568385, 771807, 788405, 1286345, 1705155, 2365215, 3859035, 4888111, 14664333, 24440555, 73321665]

約数ペア:

[(1, 73321665), (3, 24440555), (5, 14664333), (15, 4888111), (19, 3859035), (31, 2365215), (43, 1705155), (57, 1286345), (93, 788405), (95, 771807), (129, 568385), (155, 473043), (193, 379905), (215, 341031), (285, 257269), (465, 157681), (579, 126635), (589, 124485), (645, 113677), (817, 89745), (965, 75981), (1333, 55005), (1767, 41495), (2451, 29915), (2895, 25327), (2945, 24897), (3667, 19995), (3999, 18335), (4085, 17949), (5983, 12255), (6665, 11001), (8299, 8835)]